trouser cuff vs turnup

trouser cuff and turnup both are nouns.

Word	Noun	Adjective	Verb	Adverb
trouser cuff	Yes	No	No	No
turnup	Yes	No	No	No

As nouns, turnup is a hypernym of trouser cuff; that is, turnup is a word with a broader meaning than trouser cuff:

trouser cuff: a cuff on the bottoms of trouser legs
turnup: the lap consisting of a turned-back hem encircling the end of the sleeve or leg

Other hypernyms of trouser cuff include cuff.

trouser cuff (noun)	turnup (noun)
a cuff on the bottoms of trouser legs	the lap consisting of a turned-back hem encircling the end of the sleeve or leg