card trick vs legerdemain

card trick and legerdemain both are nouns.

Word	Noun	Adjective	Verb	Adverb
card trick	Yes	No	No	No
legerdemain	Yes	No	No	No

As nouns, legerdemain is a hypernym of card trick; that is, legerdemain is a word with a broader meaning than card trick:

Other hypernyms of card trick include conjuration, conjuring trick, deception, illusion, magic, magic trick, thaumaturgy, trick.

card trick (noun)	legerdemain (noun)
a trick performed with playing cards	an illusory feat; considered magical by naive observers