tap vs quest

tap and quest both are nouns.

Word	Noun	Adjective	Verb	Adverb
tap	Yes	No	Yes	No
quest	Yes	No	Yes	No

As verbs, quest is a hypernym of tap; that is, quest is a word with a broader meaning than tap:

tap: make a solicitation or entreaty for something; request urgently or persistently
quest: express the need or desire for

Other hypernyms of tap include ask for, bespeak, call for, request.

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

tap: make a solicitation or entreaty for something; request urgently or persistently
quest: seek alms, as for religious purposes

Other hyponyms of tap include canvass, buttonhole, lobby.

tap (noun)	quest (noun)
a light touch or stroke	the act of searching for something
the act of tapping a telephone or telegraph line to get information	a search for an alternative that meets cognitive criteria
a faucet for drawing water from a pipe or cask
a plug for a bunghole in a cask
a tool for cutting female (internal) screw threads
a small metal plate that attaches to the toe or heel of a shoe (as in tap dancing)
the sound made by a gentle blow
a gentle blow

tap (verb)	quest (verb)
make a solicitation or entreaty for something; request urgently or persistently	seek alms, as for religious purposes
draw from; make good use of	express the need or desire for
strike lightly	bark with prolonged noises, of dogs
cut a female screw thread with a tap	search the trail of (game)
pierce in order to draw a liquid from	make a search (for)
walk with a tapping sound
dance and make rhythmic clicking sounds by means of metal plates nailed to the sole of the dance shoes
draw (liquor) from a tap
tap a telephone or telegraph wire to get information
make light, repeated taps on a surface
draw from or dip into to get something
furnish with a tap or spout, so as to be able to draw liquid from it