| hole(noun, verb, place, retreat, opening) |
| tunnel(noun, verb, animal, break, cut) |
| den(noun, animal, break, place, protection) |
| dig(verb, move, action, clear, touch) |
| excavate(verb, move, action, cut, turn) |
| delve(verb, move, action, touch, rise) |
| excavation(noun, mine, pit, quarry, digging) |
| hovel(noun, animal, break, place, cut) |
| lair(noun, animal, break, cut, crack) |
| cavern(noun, cave) |
| nest(noun, home) |
| gouge(verb, cut, turn, produce, push) |
| man cave |
| mine(noun, verb, move, turn, produce) |
| cave(noun, break, cut, crack, retreat) |
| root(verb, clear, turn, produce, clean) |
| scoop out(verb, expression, phrasal verb, action, turn) |
| squat(noun, place, location, shack, cheapness) |
| undermine(verb, turn, produce, clean, discover) |
| cove |