We found one dictionary that defines the word less frequent:

General (1 matching dictionary)

1. less-frequent: Wordnik

Phrases: become less frequent, more... ▸ Words similar to less frequent ▸ Usage examples for less frequent ▸ Idioms related to less frequent ▸ Wikipedia articles (New!) ▸ Words that often appear near less frequent ▸ Rhymes of less frequent ▸ Invented words related to less frequent