sycophant vs lackey

sycophant and lackey both are nouns.

Word	Noun	Adjective	Verb	Adverb
sycophant	Yes	No	No	No
lackey	Yes	No	No	No

As nouns, sycophant and lackey are synonyms defined as:

sycophant and lackey: a person who tries to please someone in order to gain a personal advantage

Other synonyms of sycophant include ass-kisser, crawler, toady.

sycophant (noun)	lackey (noun)
a person who tries to please someone in order to gain a personal advantage	a male servant (especially a footman)
	a person who tries to please someone in order to gain a personal advantage