| hole(noun, break, cut, open, flat) |
| opening(noun, break, cut, flat, split) |
| aperture(noun, break, cut, crack, breach) |
| slot(opening, breach, space, hole) |
| cleft(noun, break, cut, crack, breach) |
| rent(noun, split, opening, breach, tear) |
| breach(noun, break, cut, open, crack) |
| fissure(noun, break, cut, crack, split) |
| slit(noun, break, cut, flat, split) |
| split(noun, break, opening, breach, tear) |
| tear(noun, break, split, opening, breach) |
| orifice(noun, opening, breach, space, hole) |
| cavity(noun, break, cut, crack, breach) |
| cut(noun, break, flat, crack, informal) |
| rift(noun, break, cut, split, opening) |
| chink(noun, break, cut, crack, split) |
| crevice(noun, breach, hole, aperture) |
| vent(noun, break, cut, crack, opening) |
| cranny(noun, break, cut, crack, opening) |
| discontinuity(noun, breach, tear, hole) |