Etymology

sixty

six·ty
S1I1X8T1Y4

Today it means: The cardinal number occurring after fifty-nine and before sixty-one, represented in Roman numerals as LX and in Arabic numerals as 60. Full definition →

Middle English sixty ← Old English sixtiġ ← Proto-Germanic *sehs tigiwiz
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The story

  1. Proto-Germanic · inherited from*sehs tigiwiz“sixty”
  2. Old English · inherited fromsixtiġ
  3. Middle English · inherited fromsixty
  4. English todaysixty

Inherited from Middle English sixty, sexty, Old English sixtiġ, from Proto-Germanic *sehs tigiwiz (“sixty”), equivalent to six + -ty. Cognate with Scots sexty, saxty (“sixty”), Saterland Frisian säkstich (“sixty”), West Frisian sechstich (“sixty”), Dutch zestig (“sixty”), German Low German sesstig (“sixty”), German sechzig (“sixty”), Swedish sextio (“sixty”), Norwegian seksti (“sixty”), Icelandic sextíu (“sixty”). Compare also Sanskrit षष्टि (ṣaṣṭi).

Etymology from Wiktionary, CC BY-SA 4.0.