We found one dictionary that defines the word benefittest:

General (1 matching dictionary)

1. benefittest: Wiktionary

▸ Words similar to benefittest ▸ Usage examples for benefittest ▸ Idioms related to benefittest ▸ Wikipedia articles (New!) ▸ Words that often appear near benefittest ▸ Rhymes of benefittest ▸ Invented words related to benefittest