EN

Synonyms for investigation

Most common

probe inquiry research study

All synonyms

Noun

1. Probe — the act of investigating; the process of inquiring into or following up; research, especially patient or…

probe, inquiry, enquiry UK, research, study, scrutiny, analysis, examination, inspection, search, exploration, inquisition, experiment, sifting, ventilation

Definitions

  1. n. 1

    The act of investigating; the process of inquiring into or following up; research, especially patient or thorough inquiry or examination

    carry out an investigation

Related words

Phrases
background investigation

Forms

Plural
investigations → probes, inquiries, researches, studies…

Example sentences

  • research He continued his research for a further ten years.
  • study It is difficult for a foreigner to study Japanese.
  • inquiry This subject is outside the scope of our inquiry.
  • probe The New Horizons space probe flew by the Pluto system.

Popularity over time

Word1850 → 2019Trend
investigationfalling
researchsteady
studyfalling
inquiryfalling
probesteady

Use in printed books, per decade from 1850 to 2019.

By length

5 letters
study2, probe1
6 letters
search1
7 letters
inquiry3, enquiry3, sifting2
8 letters
research2, analysis4, scrutiny3
10 letters
experiment4, inspection3
11 letters
examination5, exploration4, ventilation4, inquisition4

The small number after each word is its number of syllables (study2 = 2 syllables).

In other languages

Français
investigation
Italiano
investigazione
Español
investigación