Word: unfrivolous
Part of speech: Adjective
Syllables: un
friv
o
lous
Definition: Not frivolous
Morphemes:
Affix: un-
Language: en
PoS: Prefix
Meaning: absent; lacking; not; negative
Affix: frivolous
Language: en
PoS: Adjective
Meaning: Of little weight or importance; not worth notice; slight.
Etymology Compounds: Affix: frīvolus
Language: la
Decoded: frivolus
Meaning: silly, empty, trifling, frivolous, worthless