question vs interrogation

question and interrogation both are nouns.

Word	Noun	Adjective	Verb	Adverb
question	Yes	No	Yes	No
interrogation	Yes	No	No	No

As nouns, question and interrogation are synonyms defined as:

Other synonyms of question include enquiry, inquiry, query.

As nouns, question and interrogation are synonyms defined as:

Other synonyms of question include interrogative, interrogative sentence.

question (noun)	interrogation (noun)
uncertainty about the truth or factuality or existence of something	formal systematic questioning
an instance of questioning	a sentence of inquiry that asks for a reply
the subject matter at issue	an instance of questioning
a formal proposal for action made to a deliberative assembly for discussion and vote	a transmission that will trigger an answering transmission from a transponder
a sentence of inquiry that asks for a reply
an informal reference to a marriage proposal

question (verb)	interrogation (verb)
pose a question
challenge the accuracy, probity, or propriety of
place in doubt or express doubtful speculation
pose a series of questions to
conduct an interview in television, newspaper, and radio reporting