hot cake vs flannel cake

hot cake and flannel cake both are nouns.

Word	Noun	Adjective	Verb	Adverb
hot cake	Yes	No	No	No
flannel cake	Yes	No	No	No

As nouns, hot cake and flannel cake are synonyms defined as:

hot cake and flannel cake: a flat cake of thin batter fried on both sides on a griddle

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

hot cake (noun)	flannel cake (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