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Webster 1913 Edition

Adj.

Too hasty; precipitate; rash.

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O′ver-has′ti-ly

(#)

adv.

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Oˊver-has′ti-ness

Noun.

Adj.

Too hasty; precipitate.

overhasty ‎(not comparable)

Too hasty.
I realized that I had been overhasty in selecting a dance partner when my toes were trodden on yet again.