ask vs inquire

ask and inquire both are verbs.

Word	Noun	Adjective	Verb	Adverb
ask	No	No	Yes	No
inquire	No	No	Yes	No

As verbs, ask and inquire are synonyms defined as:

Other synonyms of ask include enquire.

ask (verb)	inquire (verb)
make a request or demand for something to somebody	have a wish or desire to know something
direct or put; seek an answer to	address a question to and expect an answer from
address a question to and expect an answer from	conduct an inquiry or investigation of
consider obligatory; request and expect
require or ask for as a price or condition
make a date
require as useful, just, or proper