- advance, beforehand - being ahead of time or need; "gave advance warning"; "was beforehand with her report"
Antonym: middle (indirect, via late, early)
Antonym: late (indirect, via early, middle)
- advance, advanced, in advance - situated ahead or going before; "an advance party"; "at that time the most advanced outpost was still east of the Rockies"
Antonym: back (indirect, via front)