Word: smugly
Part of speech: Adverb
Syllables: smug
ly
Definition: In a self-satisfied manner.
Morphemes:
Affix: smug
Language: en
PoS: Adjective
Meaning: Irritatingly pleased with oneself, offensively self-complacent, self-satisfied.
Affix: -ly
Language: en
PoS: Suffix
Meaning: Used to form adverbs from adjectives.