ask vs demand

ask is not a noun while demand is a noun.

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

As verbs, demand is a hypernym of ask; that is, demand is a word with a broader meaning than ask:

As verbs, demand is a hypernym of ask; that is, demand is a word with a broader meaning than ask:

As verbs, ask and demand are synonyms defined as:

Other synonyms of ask include call for, involve, necessitate, need, postulate, require, take.

ask (noun)	demand (noun)
	the act of demanding
	required activity
	an urgent or peremptory request
	the ability and desire to purchase goods and services
	a condition requiring relief

ask (verb)	demand (verb)
make a request or demand for something to somebody	request urgently and forcefully
direct or put; seek an answer to	claim as due or just
address a question to and expect an answer from	summon to court
consider obligatory; request and expect	ask to be informed of
require or ask for as a price or condition	lay legal claim to
make a date	require as useful, just, or proper
require as useful, just, or proper