Why this word is great
SOMNAMBULATE — [Verb] To walk while asleep. From Latin somnus ("sleep") + ambulare ("to walk"), via back-formation from somnambulism. Unlike "sleepwalk" (which is pedestrian in both senses) or "noctambulate" (which fixates on the hour rather than the state), "somnambulate" carries the weight of clinical precision and latent poetry. It is the creak of floorboards under bare feet at 3 a.m., the refrigerator door left ajar with no memory of opening it, the slow, deliberate ascent of stairs with eyes unseeing—a ghost in one’s own house, performing the mundane with eerie precision. A reminder that even in repose, we are never entirely still.