| crack(noun, break, split, opening) |
| fissure(noun, break, crack, split) |
| gap(noun, break, crack, split) |
| cleft(noun, break, crack, split) |
| chink(noun, break, crack, split) |
| rift(noun, break, crack, split) |
| niche(noun, break, place, position) |
| recess(noun, break, place, position) |
| slit(noun, break, crack, rest) |
| fracture(noun, break, crack, split) |
| rent(noun, break, crack, split) |
| breach(noun, break, crack, split) |
| chasm(noun, break, crack, rest) |
| slot(noun, break, place, position) |
| aperture(noun, break, crack, split) |
| cavity(noun, break, opening, breach) |
| interstice(noun, break, crack, rest) |
| notch(noun, break, crack, rest) |
| rupture(noun, break, crack, split) |
| separation(noun, break, crack, split) |