Ant. Thoroughfare, entrance, admittance, opening, passage.
Base. Cheap, worthless, inferior; vulgar, humble, unknown; mean, contemptible, servile; shameful, scandalous, vile.
Ant. Noble, honored, exalted, pure, valued, lofty, esteemed, refined.
Bashful. Modest, shy, retiring, reserved, diffident.
Ant. Bold, forward, pert, impudent, confident, conceited, egoistic.
Basis. Base, foundation, groundwork.
Ant. Apex, top, superstructure.
Bathe. Wash, lave, cover, flood, immerse, suffuse.
Ant. Dry, expose.
Battle, n. Fight, contest, skirmish, combat, encounter, bout, engagement, strife, action, conflict.