Word: grinning
Part of speech: Noun
Syllables: gri
nning
Definition: The act or expression of one who grins.
Morphemes:
Affix: grin
Language: en
PoS: Verb
Meaning: To express by grinning.
Affix: -ing
Language: en
PoS: Suffix
Meaning: Used to form uncountable nouns from verbs denoting the act of doing something, an action.