tomato ketchup vs condiment

tomato ketchup and condiment both are nouns.

Word	Noun	Adjective	Verb	Adverb
tomato ketchup	Yes	No	No	No
condiment	Yes	No	No	No

As nouns, condiment is a hypernym of tomato ketchup; that is, condiment is a word with a broader meaning than tomato ketchup:

tomato ketchup: thick spicy sauce made from tomatoes
condiment: a preparation (a sauce or relish or spice) to enhance flavor or enjoyment

tomato ketchup (noun)	condiment (noun)
thick spicy sauce made from tomatoes	a preparation (a sauce or relish or spice) to enhance flavor or enjoyment