The prefix of the word "smirk" is "sm-" which means a slight curling of the lip, often indicating amusement or smugness.
Smirk does not have a suffix. Usually words with only one syllable, don't have a suffix.
What is the prefix of the word share
Oper is the prefix. There is no suffix. Able is the root word.
The prefix for inadequate is in-. The prefix in- means not.
Pre-The prefix for prefix is pre; because it's before the root word fix.
The word smirk is a noun meaning sly smile. Synonyms for the word smirk include beam, grin, leer, simper, grimace, grim, sneer, visage, and smug look.
Smirk does not have a suffix. Usually words with only one syllable, don't have a suffix.
Grin.
smirk
Josh had a smirk on his face when he got a B+ on his test.
Grin or smirk
smirk
smilestilestalestarestarksharkshirksmirk
perhaps "grimace"
"Johnny had a mischievous smirk upon his face after having read his sister's diary."
Smiling, beaming
quirk, smirk, shirk