giddy vs frivolous

giddy and frivolous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
giddy	No	Yes	No	No
frivolous	No	Yes	No	No

giddy (adjective)	frivolous (adjective)
lacking seriousness; given to frivolity	not serious in content or attitude or behavior
having or causing a whirling sensation; liable to falling