hotfoot vs buck

hotfoot and buck both are nouns.

Word	Noun	Adjective	Verb	Adverb
hotfoot	Yes	No	Yes	Yes
buck	Yes	No	Yes	No

As verbs, buck is a hyponym of hotfoot; that is, buck is a word with a more specific, narrower meaning than hotfoot:

Other hyponyms of hotfoot include barge, push forward, thrust ahead, charge, shoot, shoot down, tear, dart, dash, flash, scoot, scud, shoot.

hotfoot (noun)	buck (noun)
a practical joke that involves inserting a match surreptitiously between the sole and upper of the victim's shoe and then lighting it	mature male of various mammals (especially deer or antelope)
	a framework for holding wood that is being sawed
	a gymnastic horse without pommels and with one end elongated; used lengthwise for vaulting
	a piece of paper money worth one dollar

hotfoot (verb)	buck (verb)
move hurridly	jump vertically, with legs stiff and back arched
	move quickly and violently
	resist
	to strive with determination

hotfoot (adverb)	buck (adverb)
without delay; speedily