avail vs utilise

avail is a noun but utilise is not a noun.

Word	Noun	Adjective	Verb	Adverb
avail	Yes	No	Yes	No
utilise	No	No	Yes	No

As verbs, utilise is a hypernym of avail; that is, utilise is a word with a broader meaning than avail:

avail: take advantage of
utilise: put into service; make work or employ for a particular purpose or for its inherent or natural purpose

Other hypernyms of avail include apply, employ, use, utilize.

avail (noun)	utilise (noun)
a means of serving

avail (verb)	utilise (verb)
take advantage of	put into service; make work or employ for a particular purpose or for its inherent or natural purpose
take or use
be of use to, be useful to