What is another word for "hole"?

Roget's Thesaurus (1911) lists these synonyms for "hole": abditory, abra, absence, abysm, abyss, adytum, ambuscade, ambush, and, arrear, avoid, avoidance, avolation, away, back, background, bacon, barranca, belle, between, bird, bisulcate, bisulcous, bite, blend, blind, blinker, breach, breachy, break, caesura, call, canaliculated, canon, caret, chamfer, channel, chap, chasm, chink.