premature
adjectiveUK /ˌpreməˈtjʊə/
US /ˌpriːməˈtʃʊr/
Happening too early, before the right time.
The baby was born premature and needed extra care in the hospital.
RELATED WORDS
OTHER MEANINGS
2. Done or made before the proper or usual time.
It would be premature to announce the winner before all votes are counted.
3. Born before the normal end of pregnancy.
The premature infant weighed only two kilograms.
4. Acting or happening with too much haste.
His premature decision to quit the team surprised everyone.