testing,
examination the act of subjecting to experimental test in order to determine how well something works; "they agreed to end the testing of atomic weapons"
enquiry,
inquiry a systematic investigation of a matter of public interest
research systematic investigation to establish facts
search an investigation seeking answers; "a thorough search of the ledgers revealed nothing"; "the outcome justified the search"
tabulation the act of putting into tabular form; "the tabulation of the results"
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= antonym
= relatert ord
Wiktionary
Verb
investigating -
Present participle of investigate.