rap vs tap

rap and tap both are nouns.

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

As nouns, rap and tap are synonyms defined as:

Other synonyms of rap include pat.

As nouns, rap and tap are synonyms defined as:

Other synonyms of rap include strike.

As verbs, rap and tap are synonyms defined as:

Other synonyms of rap include knock, pink.

rap (noun)	tap (noun)
the act of hitting vigorously	a light touch or stroke
a reproach for some lapse or misdeed	the act of tapping a telephone or telegraph line to get information
voluble conversation	a faucet for drawing water from a pipe or cask
genre of African-American music of the 1980s and 1990s in which rhyming lyrics are chanted to a musical accompaniment; several forms of rap have emerged	a plug for a bunghole in a cask
the sound made by a gentle blow	a tool for cutting female (internal) screw threads
a gentle blow	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

rap (verb)	tap (verb)
talk volubly	make a solicitation or entreaty for something; request urgently or persistently
strike sharply	draw from; make good use of
perform rap music	strike lightly
make light, repeated taps on a surface	cut a female screw thread with a tap
	pierce in order to draw a liquid from
	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