1. (n.) A small, narrow opening, fissure, crevice, or chink, as in a wall, or other substance.

2. (n.) A tool for forming the necks of bottles, etc.

3. (v. i.) To crack into, or become full of, crannies.

4. (v. i.) To haunt, or enter by, crannies.

5. (a.) Quick; giddy; thoughtless.

abysm abyss alcove arroyo asylum bay bezel bolt-hole box canyon breach break cache canyon carrel cavity chamfer chap chase chasm check chimney chink cleft cleuch clough col concealment corner corrugation coulee couloir cove cover covert coverture crack crevasse crevice cubby cubbyhole cubicle cut cwm dado dark corner defile dell den dike ditch donga draw dugout engraving excavation fault fissure flaw flume flute fluting foxhole fracture funk hole furrow gap gape gash gorge gouge groove gulch gulf gully hideaway hideout hidey hole hiding hiding place hole incision joint kloof lair leak microgroove moat niche nook notch nullah opening oriel pass passage rabbet ravine recess refuge rent retreat rifling rift rime roomlet ruck rupture rut sanctuary scissure score scratch seam secret place slit slot snuggery split stash streak stria striation sulcation sulcus trench undercovert valley void wadi well-worn groove wrinkle