tamping bar vs tamp

tamping bar and tamp both are nouns.

Word	Noun	Adjective	Verb	Adverb
tamping bar	Yes	No	No	No
tamp	Yes	No	Yes	No

As nouns, tamping bar and tamp are synonyms defined as:

tamping bar and tamp: a tool for tamping (e.g., for tamping tobacco into a pipe bowl or a charge into a drill hole etc.)

Other synonyms of tamping bar include tamper.

tamping bar (noun)	tamp (noun)
a tool for tamping (e.g., for tamping tobacco into a pipe bowl or a charge into a drill hole etc.)	a tool for tamping (e.g., for tamping tobacco into a pipe bowl or a charge into a drill hole etc.)

tamping bar (verb)	tamp (verb)
	press down tightly