beat vs pace

beat and pace both are nouns.

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

As nouns, pace is a hypernym of beat; that is, pace is a word with a broader meaning than beat:

Other hypernyms of beat include rate.

beat (noun)	pace (noun)
the act of beating to windward; sailing as close as possible to the direction from which the wind is blowing	a step in walking or running
a stroke or blow	the relative speed of progress or change
a regular rate of repetition	a unit of length equal to 3 feet; defined as 91.44 centimeters; originally taken to be the average length of a stride
the basic rhythmic unit in a piece of music	the distance covered by a step
(prosody) the accent in a metrical foot of verse	the rate of moving (especially walking or running)
the rhythmic contraction and expansion of the arteries with each beat of the heart	the rate of some repeating event
the sound of stroke or blow
a regular route for a sentry or policeman
a member of the beat generation; a nonconformist in dress and behavior
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

beat (adjective)	pace (adjective)
very tired

beat (verb)	pace (verb)
wear out completely	measure (distances) by pacing
be a mystery or bewildering to	regulate or set the pace of
come out better in a competition, race, or conflict	walk with slow or fast paces
beat through cleverness and wit	go at a pace
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