Untimely
Part of speech: adjective
Definition: at an inopportune time early; premature
Prematurely
Part of speech: adverb
Definition: Occurring before the proper time, early, too young.
Untimely as an adjective is at an inopportune time while Prematurely as an adverb is occurring before the proper time, early, too young.
Part of speech: adjective
Definition: at an inopportune time early; premature
Part of speech: adverb
Definition: Occurring before the proper time, early, too young.
We hope you now know whether to use Untimely or Prematurely in your sentence.