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untimely
The suffix for the word "untimely" is "-ly."
A synonym is a word that has the same meaning.An antonym is a word that is the opposite.A synonym for untimely is prematureAn antonym for untimely is on time.
Her untimely death at 8 brought much sadness.
Dying at the age of only 54, my grandmothers death was untimely.