worrier vs fuss-budget

worrier and fuss-budget both are nouns.

Word	Noun	Adjective	Verb	Adverb
worrier	Yes	No	No	No
fuss-budget	Yes	No	No	No

As nouns, worrier and fuss-budget are synonyms defined as:

worrier and fuss-budget: thinks about unfortunate things that might happen

Other synonyms of worrier include fusspot, worrywart.

worrier (noun)	fuss-budget (noun)
thinks about unfortunate things that might happen	thinks about unfortunate things that might happen