hot dog vs frankfurter

hot dog and frankfurter both are nouns.

Word	Noun	Adjective	Verb	Adverb
hot dog	Yes	No	No	No
frankfurter	Yes	No	No	No

As nouns, hot dog and frankfurter are synonyms defined as:

hot dog and frankfurter: a smooth-textured sausage of minced beef or pork usually smoked; often served on a bread roll

Other synonyms of hot dog include dog, frank, hotdog, weenie, wiener, wienerwurst.

hot dog (noun)	frankfurter (noun)
a smooth-textured sausage of minced beef or pork usually smoked; often served on a bread roll	a smooth-textured sausage of minced beef or pork usually smoked; often served on a bread roll
a frankfurter served hot on a bun
someone who performs dangerous stunts to attract attention to himself