earliest

English Thesaurus

1. (comparative and superlative of `early') more early than; most early (adj.all)

similar	:	early,
definition	:	at or near the beginning of a period of time or course of events or before the usual or expected time (adj.all)

domain usage	:	comparative, comparative degree,
definition	:	the comparative form of an adjective or adverb (noun.communication)