Etymology

sicker

sic·ker
S1I1C3K5E1R1

Today it means: Certain. Full definition →

Middle English siker ← Old English sēocra
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sicker · adjective1

  1. Old English · inherited fromsēocra“sicker”
  2. Middle English · inherited fromsiker
  3. English todaysicker

Inherited from Middle English siker, sikker, sykkere, secre, seccre, from Old English sēocra (“sicker”), equivalent to sick + -er.

sicker · adjective, adverb2

  1. Latin · derived fromsēcūrus“secure”
  2. Proto-West Germanic · inherited from*sikur“free, secure”
  3. Old English · inherited fromsicer
  4. Middle English · inherited fromsiker
  5. English todaysicker

From Middle English siker, from Old English sicer, sicor, from Proto-West Germanic *sikur (“free, secure”), from Latin sēcūrus (“secure”, literally “without care”). Doublet of sure and secure.

sicker · verb3

  1. Proto-Germanic · derived from*sīką“slow running water”
  2. Proto-Germanic · inherited from*sikarōną“to trickle”
  3. Proto-West Germanic · inherited from*sikarōn
  4. Old English · inherited fromsicerian“to ooze, seep”
  5. Middle English · inherited from*sikeren
  6. English todaysicker

Inherited from Middle English *sikeren (attested only as sikeriez (“(it) trickles, (it) leaks, (it) oozes”)), from Old English sicerian (“to ooze, seep”), from Proto-West Germanic *sikarōn, from Proto-Germanic *sikarōną (“to trickle”), from Proto-Germanic *sīką (“slow running water”). Cognate with German Low German sickern (“to seep”), German sickern (“to seep, trickle”). Akin also to English sitch.

Words from the same roots

Latinsēcūrus all →

securitysuresecure

Proto-Germanic*sīką all →

sitchsike

Etymology from Wiktionary, CC BY-SA 4.0.