Choose the perfect synonym or antonym for the word

Quickly

/ˈkwɪkli/

In a fast manner, without delay or hesitation.

Synonyms:

But Duncan and his friends walked away quickly.

I shut the book quickly.

Victoria recovered quickly, which was not easy.

From Middle English quikly, based on Old English cwic meaning alive or lively, combined with the suffix -ly.

121 mentions per 1 million words

Very Often

Hint: Frequency according to COCA