Choose the perfect synonym or antonym for the word

Frequently

/ˈfriːkwəntli/

Often doing something or occurring many times or at short intervals.

Synonyms:

This word has no antonyms

The curtains were always heavy, frequently brocaded, and not infrequently red.

She frequently gave me hints of it.

I frequently am.

Derived in the late 15th century from the Latin word frequenter, meaning crowded or repeated often.

40 mentions per 1 million words

Often

Hint: Frequency according to COCA