flapjack vs battercake

flapjack and battercake both are nouns.

Word	Noun	Adjective	Verb	Adverb
flapjack	Yes	No	No	No
battercake	Yes	No	No	No

As nouns, flapjack and battercake are synonyms defined as:

flapjack and battercake: a flat cake of thin batter fried on both sides on a griddle

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

flapjack (noun)	battercake (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