stroke vs beat

stroke and beat both are nouns.

Word	Noun	Adjective	Verb	Adverb
stroke	Yes	No	Yes	No
beat	Yes	Yes	Yes	No

As nouns, beat is a hyponym of stroke; that is, beat is a word with a more specific, narrower meaning than stroke:

Other hyponyms of stroke include key stroke, keystroke, bow, blow.

stroke (noun)	beat (noun)
(sports) the act of swinging or striking at a ball with a club or racket or bat or cue or hand	the act of beating to windward; sailing as close as possible to the direction from which the wind is blowing
a light touch with the hands	a stroke or blow
a single complete movement	a regular rate of repetition
any one of the repeated movements of the limbs and body used for locomotion in swimming or rowing	the basic rhythmic unit in a piece of music
a punctuation mark (/) used to separate related items of information	(prosody) the accent in a metrical foot of verse
a mark made on a surface by a pen, pencil, or paintbrush	the rhythmic contraction and expansion of the arteries with each beat of the heart
the maximum movement available to a pivoted or reciprocating piece by a cam	the sound of stroke or blow
a light touch	a regular route for a sentry or policeman
anything that happens suddenly or by chance without an apparent cause	a member of the beat generation; a nonconformist in dress and behavior
the oarsman nearest the stern of the shell who sets the pace for the rest of the crew	a single pulsation of an oscillation produced by adding two waves of different frequencies; has a frequency equal to the difference between the two oscillations
(golf) the unit of scoring in golf is the act of hitting the ball with a club
a sudden loss of consciousness resulting when the rupture or occlusion of a blood vessel leads to oxygen lack in the brain

stroke (adjective)	beat (adjective)
	very tired

stroke (verb)	beat (verb)
treat gingerly or carefully	wear out completely
strike a ball with a smooth blow	be a mystery or bewildering to
row at a particular rate	come out better in a competition, race, or conflict
touch lightly and repeatedly, as with brushing motions	beat through cleverness and wit
	hit repeatedly
	give a beating to; subject to a beating, either as a punishment or as an act of aggression
	stir vigorously
	strike (a part of one's own body) repeatedly, as in great emotion or in accompaniment to music
	strike (water or bushes) repeatedly to rouse animals for hunting
	shape by beating
	make by pounding or trampling
	produce a rhythm by striking repeatedly
	move rhythmically
	sail with much tacking or with difficulty
	move with a flapping motion
	indicate by beating, as with the fingers or drumsticks
	move with a thrashing motion
	move with or as if with a regular alternating motion
	make a rhythmic sound
	make a sound like a clock or a timer
	glare or strike with great intensity
	avoid paying
	be superior