snore (v.)
mid-15c., probably related to snort (v.) and both probably of imitative origin (compare Dutch snorken, Middle High German snarchen, German schnarchen, Swedish snarka; see snout). Related: Snored; snoring.
snore (n.)
mid-14c., "a snort;" c.1600, "act of snoring," of imitative origin; see snore (v.).