Word: fastgrowing
Part of speech: Adjective
Syllables: fast
grow
ing
Definition: Growing rapidly
Morphemes:
Affix: fast
Language: en
PoS: Adjective
Meaning: Moving with great speed, or capable of doing so; swift, rapid.
Affix: grow
Language: en
PoS: Verb
Meaning: To become larger, to increase in magnitude.
Affix: -ing
Language: en
PoS: Suffix
Meaning: Used to form uncountable nouns from verbs denoting the act of doing something, an action.