1. [adv]  with the least delay; "the soonest I can arrive is 3 P.M."
2. [adj]  (comparative and superlative of `early') more early than; most early; "a fashion popular in earlier times"; "his earlier work reflects the influence of his teacher"; "Verdi's earliest and most raucous opera"

EARLIEST is a 8 letter word that starts with E.