slumberer

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a rester who is sleeping
• Syn:
sleeper
• Derivationally related forms:
slumber, sleep (for: sleeper)
• Hypernyms:
rester
• Hyponyms:
dreamer, Rip van Winkle, sleeping beauty, sleepwalker, somnambulist,
noctambulist, snorer, somniloquist