mate vs beat

mate and beat both are nouns.

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

As verbs, beat is a hypernym of mate; that is, beat is a word with a broader meaning than mate:

mate: place an opponent's king under an attack from which it cannot escape and thus ending the game
beat: come out better in a competition, race, or conflict

Other hypernyms of mate include beat out, crush, shell, trounce, vanquish.

mate (noun)	beat (noun)
a chess move constituting an inescapable and indefensible attack on the opponent's king	the act of beating to windward; sailing as close as possible to the direction from which the wind is blowing
an exact duplicate	a stroke or blow
South American tea-like drink made from leaves of a South American holly called mate	a regular rate of repetition
a person's partner in marriage	the basic rhythmic unit in a piece of music
the partner of an animal (especially a sexual partner)	(prosody) the accent in a metrical foot of verse
the officer below the master on a commercial ship	the rhythmic contraction and expansion of the arteries with each beat of the heart
informal term for a friend of the same sex	the sound of stroke or blow
a fellow member of a team	a regular route for a sentry or policeman
South American holly; leaves used in making a drink like tea	a member of the beat generation; a nonconformist in dress and behavior
one of a pair	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

mate (adjective)	beat (adjective)
	very tired

mate (verb)	beat (verb)
place an opponent's king under an attack from which it cannot escape and thus ending the game	wear out completely
engage in sexual intercourse	be a mystery or bewildering to
bring two objects, ideas, or people together	come out better in a competition, race, or conflict
	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