ask vs compel

ask and compel both are verbs.

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

As verbs, compel is a hyponym of ask; that is, compel is a word with a more specific, narrower meaning than ask:

Other hyponyms of ask include claim, exact, take, govern, draw, cost, cry for, cry out for.

ask (verb)	compel (verb)
make a request or demand for something to somebody	force somebody to do something
direct or put; seek an answer to	necessitate or exact
address a question to and expect an answer from
consider obligatory; request and expect
require or ask for as a price or condition
make a date
require as useful, just, or proper