untersuchen
to investigate
- Past (Präteritum)
- untersuchte
- Past participle
- untersucht (haben)
Regular weak verb using haben. It denotes a systematic observation or detailed inspection of an object, process, or situation to gain knowledge. It is frequently used in scientific, medical, or investigative contexts and pairs commonly with nouns like Fall, Ursache, or Patienten. Note that the prefix 'unter-' is inseparable in this verb, distinguishing it from separable compounds with 'unter' such as 'untergehen'. This verb is standard in formal and technical German usage.
Conjugation
Present
- untersucht
- present, singular, third-person
- untersuche
- first-person, indicative, present, singular
- untersuchen
- first-person, indicative, plural, present
- untersuchst
- indicative, present, second-person, singular
Past
- untersuchte
- past
- untersuchten
- first-person, indicative, plural, preterite
- untersuchtest
- indicative, preterite, second-person, singular
- untersuchtet
- indicative, plural, preterite, second-person
Subjunctive
- untersuche
- first-person, singular, subjunctive, subjunctive-i
- untersuchen
- first-person, plural, subjunctive, subjunctive-i
- untersuchest
- second-person, singular, subjunctive, subjunctive-i
- untersuchet
- plural, second-person, subjunctive, subjunctive-i
- untersuchte
- first-person, formal, rare, singular, subjunctive, subjunctive-ii
- untersuchten
- first-person, formal, plural, rare, subjunctive, subjunctive-ii
- untersuchtest
- formal, rare, second-person, singular, subjunctive, subjunctive-ii
- untersuchtet
- formal, plural, rare, second-person, subjunctive, subjunctive-ii
- habe untersucht
- first-person, multiword-construction, perfect, singular, subjunctive
- haben untersucht
- first-person, multiword-construction, perfect, plural, subjunctive
- habest untersucht
- multiword-construction, perfect, second-person, singular, subjunctive
- habet untersucht
- multiword-construction, perfect, plural, second-person, subjunctive
- hätte untersucht
- first-person, multiword-construction, pluperfect, singular, subjunctive
- hätten untersucht
- first-person, multiword-construction, pluperfect, plural, subjunctive
- hättest untersucht
- multiword-construction, pluperfect, second-person, singular, subjunctive
- hättet untersucht
- multiword-construction, pluperfect, plural, second-person, subjunctive
- werde untersuchen
- first-person, future, future-i, multiword-construction, singular, subjunctive, subjunctive-i
- werden untersuchen
- first-person, future, future-i, multiword-construction, plural, subjunctive, subjunctive-i
- werdest untersuchen
- future, future-i, multiword-construction, second-person, singular, subjunctive, subjunctive-i
- werdet untersuchen
- future, future-i, multiword-construction, plural, second-person, subjunctive, subjunctive-i
- würde untersuchen
- first-person, future, future-i, multiword-construction, singular, subjunctive, subjunctive-ii
- würden untersuchen
- first-person, future, future-i, multiword-construction, plural, subjunctive, subjunctive-ii
- würdest untersuchen
- future, future-i, multiword-construction, second-person, singular, subjunctive, subjunctive-ii
- würdet untersuchen
- future, future-i, multiword-construction, plural, second-person, subjunctive, subjunctive-ii
- werde untersucht haben
- first-person, future, future-ii, multiword-construction, singular, subjunctive, subjunctive-i
- werden untersucht haben
- first-person, future, future-ii, multiword-construction, plural, subjunctive, subjunctive-i
- werdest untersucht haben
- future, future-ii, multiword-construction, second-person, singular, subjunctive, subjunctive-i
- werdet untersucht haben
- future, future-ii, multiword-construction, plural, second-person, subjunctive, subjunctive-i
- würde untersucht haben
- first-person, future, future-ii, multiword-construction, singular, subjunctive, subjunctive-ii
- würden untersucht haben
- first-person, future, future-ii, multiword-construction, plural, subjunctive, subjunctive-ii
Imperative
- untersuch
- imperative, second-person, singular
- untersuche
- imperative, second-person, singular
- untersucht
- imperative, plural, second-person
Participle
- untersucht
- participle, past
- untersuchend
- participle, present
Infinitive
- untersuchen
- infinitive
Other
- habe untersucht
- first-person, indicative, multiword-construction, perfect, singular
- haben untersucht
- first-person, indicative, multiword-construction, perfect, plural
- hast untersucht
- indicative, multiword-construction, perfect, second-person, singular
- habt untersucht
- indicative, multiword-construction, perfect, plural, second-person
- hat untersucht
- indicative, multiword-construction, perfect, singular, third-person
- hatte untersucht
- first-person, indicative, multiword-construction, pluperfect, singular
- hatten untersucht
- first-person, indicative, multiword-construction, pluperfect, plural
- hattest untersucht
- indicative, multiword-construction, pluperfect, second-person, singular
- hattet untersucht
- indicative, multiword-construction, pluperfect, plural, second-person
- untersuchen werden
- future, future-i, infinitive, multiword-construction
- werde untersuchen
- first-person, future, future-i, indicative, multiword-construction, singular
- werden untersuchen
- first-person, future, future-i, indicative, multiword-construction, plural
- wirst untersuchen
- future, future-i, indicative, multiword-construction, second-person, singular
- werdet untersuchen
- future, future-i, indicative, multiword-construction, plural, second-person
- wird untersuchen
- future, future-i, indicative, multiword-construction, singular, third-person
- untersucht haben werden
- future, future-ii, infinitive, multiword-construction
- werde untersucht haben
- first-person, future, future-ii, indicative, multiword-construction, singular
- werden untersucht haben
- first-person, future, future-ii, indicative, multiword-construction, plural
- wirst untersucht haben
- future, future-ii, indicative, multiword-construction, second-person, singular
- werdet untersucht haben
- future, future-ii, indicative, multiword-construction, plural, second-person
- wird untersucht haben
- future, future-ii, indicative, multiword-construction, singular, third-person
- Untersuchen
- form-of, gerund, neuter, no-plural, strong