shag vs piece of tail

shag and piece of tail both are nouns.

Word	Noun	Adjective	Verb	Adverb
shag	Yes	No	Yes	No
piece of tail	Yes	No	No	No

As nouns, shag and piece of tail are synonyms defined as:

Other synonyms of shag include ass, fuck, fucking, nookie, nooky, piece of ass, roll in the hay, screw, screwing, shtup.

shag (noun)	piece of tail (noun)
a lively dance step consisting of hopping on each foot in turn	slang for sexual intercourse
slang for sexual intercourse
a fabric with long coarse nap
a matted tangle of hair or fiber
a strong coarse tobacco that has been shredded

shag (verb)	piece of tail (verb)
dance the shag