beobachten
Verb: Means "to observe" (e.g., scientifically) or "to watch" (e.g., casually). Regular verb.
Forms: ich beobachte · du beobachtest · er/sie/es beobachtet · Past: beobachtete · Perfect: hat beobachtet
Derived words:
- Adjective: beobachtend (observing, rare)
- Noun: die Beobachtung (observation), Plural: die Beobachtungen

menschlich
Adjective: Means "human" (relating to humans) or "humane" (compassionate).
Related Noun:
- die Menschlichkeit (humanity, humaneness), Plural: None

stören
Verb: Means "to disturb" (e.g., interrupt) or "to bother" (e.g., annoy). Regular verb.
Forms: ich störe · du störst · er/sie/es stört · Past: störte · Perfect: hat gestört
Derived words:
- Adjective: störend (disturbing, bothersome)
- Noun: die Störung (disturbance), Plural: die Störungen

leiden
Verb: Means "to suffer" (e.g., pain) or "to endure" (e.g., conditions). Irregular verb.
Forms: ich leide · du leidest · er/sie/es leidet · Past: litt · Perfect: hat gelitten
Derived words:
- Adjective: leidend (suffering)
- Noun: das Leiden (suffering), Plural: die Leiden

verursachen
Verb: Means "to cause" or "to trigger" (e.g., an event, effect). Regular verb.
Forms: ich verursache · du verursachst · er/sie/es verursacht · Past: verursachte · Perfect: hat verursacht
Derived words:
- Adjective: verursacht (caused, rare)
- Noun: die Verursachung (causation, rare), Plural: die Verursachungen

der Bericht, Pl: Berichte
Noun (masculine): Means "report" (e.g., written account).
Derived words:
- Adjective: berichtend (reporting, rare)
- Verb: berichten (to report)
- Noun: die Berichterstattung (reporting), Plural: None

der Wald, Pl: Wälder
Noun (masculine): Means "forest."
Derived words:
- Adjective: waldig (forested, rare)
- Noun: das Waldstück (forest patch), Plural: Waldstücke

die Studie, Pl: Studien
Noun (feminine): Means "study" (e.g., research).
Derived words:
- Adjective: studienbezogen (study-related, rare)
- Verb: studieren (to study)
- Noun: der Student (student), Plural: Studenten

die Veränderung, Pl: Veränderungen
Noun (feminine): Means "change" or "alteration."
Derived words:
- Adjective: veränderlich (changeable)
- Verb: verändern (to change)
- Noun: die Änderung (change), Plural: Änderungen

das Geräusch, Pl: Geräusche
Noun (neuter): Means "noise" (unwanted sound) or "sound" (general).
Derived words:
- Adjective: geräuschvoll (noisy)
- Verb: rauschen (to rustle, make noise)
- Noun: die Geräuschkulisse (ambient noise), Plural: Geräuschkulissen

der Effekt, Pl: Effekte
Noun (masculine): Means "effect" (e.g., result, impact).
Derived words:
- Adjective: effektiv (effective)
- Noun: die Effektivität (effectiveness), Plural: None

wissenschaftlich
Adjective: Means "scientific" (relating to science).
Related Noun:
- die Wissenschaft (science), Plural: Wissenschaften

die Untersuchung, Pl: Untersuchungen
Noun (feminine): Means "investigation" (e.g., inquiry) or "study" (e.g., research).
Derived words:
- Adjective: untersuchend (investigating, rare)
- Verb: untersuchen (to investigate, examine)
- Noun: der Untersucher (investigator), Plural: Untersucher

der Streß, no plural
Noun (masculine): Means "stress" (e.g., mental pressure).
Derived words:
- Adjective: stressig (stressful)
- Verb: stressen (to stress)
- Noun: der Stressfaktor (stress factor), Plural: Stressfaktoren

die Miete, Pl: Mieten
Noun (feminine): Means "rent" (e.g., payment for housing).
Derived words:
- Adjective: mietbar (rentable)
- Verb: mieten (to rent)
- Noun: der Mieter (tenant), Plural: Mieter

empfinden
Verb: Means "to feel" (e.g., emotions) or "to perceive" (e.g., sensations). Irregular verb.
Forms: ich empfinde · du empfindest · er/sie/es empfindet · Past: empfand · Perfect: hat empfunden
Derived words:
- Adjective: empfunden (felt, rare)
- Noun: das Empfinden (feeling, perception), Plural: None

durcheinander
Adjective/Adverb: Means "confused" (mentally) or "in disorder" (physically).
Related Noun:
- das Durcheinander (disorder, chaos), Plural: None

der Lärm, no plural
Noun (masculine): Means "noise" (loud, disturbing sound).
Derived words:
- Adjective: lärmend (noisy)
- Verb: lärmen (to make noise)
- Noun: die Lärmbelästigung (noise pollution), Plural: Lärmbelästigungen

pflanzen
Verb: Means "to plant" (e.g., trees, crops). Regular verb.
Forms: ich pflanze · du pflanzt · er/sie/es pflanzt · Past: pflanzte · Perfect: hat gepflanzt
Derived words:
- Adjective: gepflanzt (planted, rare)
- Noun: die Pflanze (plant), Plural: Pflanzen

zunehmend
Adjective/Adverb: Means "increasing" (as adjective) or "increasingly" (as adverb).
Related Noun:
- die Zunahme (increase), Plural: Zunahmen

der Forscher, Pl: Forscher
Noun (masculine): Means "researcher" or "scientist."
Derived words:
- Adjective: forschend (researching, rare)
- Verb: forschen (to research)
- Noun: die Forschung (research), Plural: None

das Insekt, Pl: Insekten
Noun (neuter): Means "insect."
Derived words:
- Adjective: insektenartig (insect-like, rare)
- Noun: die Insektenkunde (entomology), Plural: None

das Klima, Pl: Klimata/Klimas
Noun (neuter): Means "climate."
Derived words:
- Adjective: klimatisch (climatic)
- Noun: die Klimaveränderung (climate change), Plural: Klimaveränderungen

die Autobahn, Pl: Autobahnen
Noun (feminine): Means "highway."
Derived words:
- Adjective: autobahnähnlich (highway-like, rare)
- Noun: der Autobahnausbau (highway expansion), Plural: Autobahnausbauten

zurückführen
Verb: Means "to attribute" or "to trace back" (e.g., to a cause). Regular verb.
Forms: ich führe zurück · du führst zurück · er/sie/es führt zurück · Past: führte zurück · Perfect: hat zurückgeführt
Derived words:
- Adjective: zurückgeführt (attributed, rare)
- Noun: die Zurückführung (attribution), Plural: Zurückführungen

leiser
Adjective/Adverb: Comparative of "leise" (quiet), means "quieter."
Related Noun:
- die Stille (silence), Plural: None

gesundheitlich
Adjective/Adverb: Means "health-related" or "concerning health."
Related Noun:
- die Gesundheit (health), Plural: None

der Todesfall, Pl: Todesfälle
Noun (masculine): Means "death" or "fatality" (e.g., case of death).
Derived words:
- Adjective: tödlich (deadly)
- Noun: der Tod (death), Plural: Tode (rare)

dämpfen
Verb: Means "to dampen" (e.g., reduce intensity) or "to muffle" (e.g., sound). Regular verb.
Forms: ich dämpfe · du dämpfst · er/sie/es dämpft · Past: dämpfte · Perfect: hat gedämpft
Derived words:
- Adjective: gedämpft (muffled, subdued)
- Noun: die Dämpfung (damping, muffling), Plural: Dämpfungen

das Ökosystem, Pl: Ökosysteme
Noun (neuter): Means "ecosystem."
Derived words:
- Adjective: ökosystemisch (ecosystem-related)
- Noun: die Ökologie (ecology), Plural: None

der Ausbau, Pl: Ausbauten
Noun (masculine): Means "expansion" (e.g., infrastructure) or "development."
Derived words:
- Adjective: ausbaubar (expandable)
- Verb: ausbauen (to expand, develop)
- Noun: der Bau (construction), Plural: Bauten

die Partnersuche, no plural
Noun (feminine): Means "partner search" or "dating."
Derived words:
- Adjective: partnersuchend (partner-seeking, rare)
- Verb: suchen (to search)
- Noun: der Partner (partner), Plural: Partner

die Großstadt, Pl: Großstädte
Noun (feminine): Means "big city" or "metropolis."
Derived words:
- Adjective: großstädtisch (urban, metropolitan)
- Noun: die Stadt (city), Plural: Städte

die Reduzierung, Pl: Reduzierungen
Noun (feminine): Means "reduction" (e.g., decrease).
Derived words:
- Adjective: reduziert (reduced)
- Verb: reduzieren (to reduce)

frühzeitig
Adjective/Adverb: Means "early" or "premature."
Related Noun:
- die Frühzeit (early times), Plural: None

das Verkehrsmittel, Pl: Verkehrsmittel
Noun (neuter): Means "means of transport" (e.g., bus, train).
Derived words:
- Adjective: verkehrstechnisch (traffic-related)
- Noun: der Verkehr (traffic), Plural: None

störend
Adjective: Means "disturbing" or "bothersome."
Related Noun:
- die Störung (disturbance), Plural: Störungen

effektiver
Adjective/Adverb: Comparative of "effektiv" (effective), means "more effective."
Related Noun:
- die Effektivität (effectiveness), Plural: None

der Strauch, Pl: Sträucher
Noun (masculine): Means "shrub" or "bush."
Derived words:
- Adjective: strauchig (shrubby, rare)
- Noun: das Strauchwerk (shrubbery), Plural: None

die Herzerkrankung, Pl: Herzerkrankungen
Noun (feminine): Means "heart disease."
Derived words:
- Adjective: herzkrank (heart-diseased, rare)
- Verb: erkranken (to fall ill)
- Noun: die Erkrankung (disease), Plural: Erkrankungen

der Artgenosse, Pl: Artgenossen
Noun (masculine): Means "conspecific" (same species) or "fellow creature."
Derived words:
- Adjective: artgerecht (species-appropriate)
- Noun: die Art (species), Plural: Arten

das Umgebungsgeräusch, Pl: Umgebungsgeräusche
Noun (neuter): Means "ambient noise" (background sounds).
Derived words:
- Adjective: umgebungsbedingt (environment-related)
- Noun: die Umgebung (environment), Plural: Umgebungen

das Nachbarhaus, Pl: Nachbarhäuser
Noun (neuter): Means "neighboring house."
Derived words:
- Adjective: nachbarlich (neighborly)
- Noun: der Nachbar (neighbor), Plural: Nachbarn

der Geräuschpegel, Pl: Geräuschpegel
Noun (masculine): Means "noise level."
Derived words:
- Adjective: geräuschintensiv (noise-intensive, rare)
- Noun: der Pegel (level), Plural: Pegel

der Autoverkehr, no plural
Noun (masculine): Means "car traffic."
Derived words:
- Adjective: verkehrsreich (traffic-heavy)
- Noun: der Verkehr (traffic), Plural: None

der Frosch, Pl: Frösche
Noun (masculine): Means "frogs," in dative plural.
Derived words:
- Adjective: froschartig (frog-like, rare)

die Forscherin, Pl: Forscherinnen
Noun (feminine): Means "female researchers," plural of Forscherin.
Derived words:
- Adjective: forschend (researching, rare)
- Verb: forschen (to research)
- Noun: die Forschung (research), Plural: None

die Lärmbelästigung, Pl: Lärmbelästigungen
Noun (feminine): Means "noise pollution."
Derived words:
- Adjective: belästigend (disturbing)
- Verb: belästigen (to disturb, harass)
- Noun: die Belästigung (disturbance), Plural: Belästigungen

das Entwicklungsprogramm, Pl: Entwicklungsprogramme
Noun (neuter): Means "development program."
Derived words:
- Adjective: entwicklungsspezifisch (development-specific, rare)
- Verb: entwickeln (to develop)
- Noun: die Entwicklung (development), Plural: Entwicklungen

der Radweg, Pl: Radwege
Noun (masculine): Means "bike paths," in dative plural.
Derived words:
- Adjective: radweggeeignet (suitable for bike paths, rare)
- Noun: das Rad (bicycle), Plural: Räder

das Lärmproblem, Pl: Lärmprobleme
Noun (neuter): Means "noise problem."
Derived words:
- Adjective: lärmproblematisch (noise-problematic, rare)
- Noun: der Lärm (noise), Plural: None

der Stadtvogel, Pl: Stadtvögel
Noun (masculine): Means "city bird" (bird living in urban areas).
Derived words:
- Adjective: stadtvogeltypisch (typical of city birds, rare)
- Noun: der Vogel (bird), Plural: Vögel

die Hauptverkehrsstraße, Pl: Hauptverkehrsstraßen
Noun (feminine): Means "main road" or "arterial road."
Derived words:
- Adjective: verkehrsreich (traffic-heavy)
- Noun: der Verkehr (traffic), Plural: None

die Umweltungerechtigkeit, Pl: Umweltungerechtigkeiten
Noun (feminine): Means "environmental injustice."
Derived words:
- Adjective: ungerecht (unjust)
- Noun: die Umwelt (environment), Plural: Umwelten

der Lärmexpert, Pl: Lärmexperten
Noun (masculine): Means "noise expert."
Derived words:
- Adjective: lärmkundig (noise-knowledgeable, rare)
- Noun: der Experte (expert), Plural: Experten

der Dauerlärm, no plural
Noun (masculine): Means "continuous noise."
Derived words:
- Adjective: dauerlärmend (continuously noisy, rare)
- Verb: lärmen (to make noise)
- Noun: die Dauer (duration), Plural: None

der Dauerstress, no plural
Noun (masculine): Means "chronic stress."
Derived words:
- Adjective: stressig (stressful)
- Verb: stressen (to stress)
- Noun: der Stress (stress), Plural: None