pancake vs flapcake

pancake and flapcake both are nouns.

Word	Noun	Adjective	Verb	Adverb
pancake	Yes	No	No	No
flapcake	Yes	No	No	No

As nouns, pancake and flapcake are synonyms defined as:

pancake and flapcake: a flat cake of thin batter fried on both sides on a griddle

Other synonyms of pancake include battercake, flannel-cake, flannel cake, flapjack, griddlecake, hot cake, hotcake.

pancake (noun)	flapcake (noun)
a flat cake of thin batter fried on both sides on a griddle	a flat cake of thin batter fried on both sides on a griddle