stroke vs motion

stroke and motion both are nouns.

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

As nouns, motion is a hypernym of stroke; that is, motion is a word with a broader meaning than stroke:

Other hypernyms of stroke include motility, move, movement.

As nouns, motion is a hypernym of stroke; that is, motion is a word with a broader meaning than stroke:

stroke: the maximum movement available to a pivoted or reciprocating piece by a cam
motion: a natural event that involves a change in the position or location of something

Other hypernyms of stroke include movement.

stroke (noun)	motion (noun)
(sports) the act of swinging or striking at a ball with a club or racket or bat or cue or hand	a change of position that does not entail a change of location
a light touch with the hands	the act of changing location from one place to another
a single complete movement	the use of movements (especially of the hands) to communicate familiar or prearranged signals
any one of the repeated movements of the limbs and body used for locomotion in swimming or rowing	a formal proposal for action made to a deliberative assembly for discussion and vote
a punctuation mark (/) used to separate related items of information	a natural event that involves a change in the position or location of something
a mark made on a surface by a pen, pencil, or paintbrush	an optical illusion of motion produced by viewing a rapid succession of still pictures of a moving object
the maximum movement available to a pivoted or reciprocating piece by a cam	a state of change
a light touch
anything that happens suddenly or by chance without an apparent cause
the oarsman nearest the stern of the shell who sets the pace for the rest of the crew
(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 (verb)	motion (verb)
treat gingerly or carefully	show, express or direct through movement
strike a ball with a smooth blow
row at a particular rate
touch lightly and repeatedly, as with brushing motions