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Wis vs Wig - What's the difference?

wis | wig |

As adjectives the difference between wis and wig

is that wis is (rare|obsolete|or|dialectal) certain while wig is (aviation|nautical) wing-in-ground.

As an adverb wis

is (rare|obsolete|or|dialectal) certainly, surely.

As a verb wis

is (obsolete|or|archaic) to know.



Alternative forms

* wiss, ywis, iwis

Etymology 1

From (etyl) . More at ywis.


(en adverb)
  • (rare, obsolete, or, dialectal) Certainly, surely
  • * 1884 , Charlotte Mary Yonge, The armourer's prentices :
  • So I wis would the Dragon under him [...]
  • (rare, obsolete, or, dialectal) Really, truly
  • (rare, obsolete, or, dialectal) Indeed
  • "As wis God helpe me." --Chaucer.


    (en adjective)
  • (rare, obsolete, or, dialectal) Certain
  • (rare, obsolete, or, dialectal) Sure
  • He was wis on his word
    Derived terms
    * (l)

    Etymology 2

    From an incorrect division, mistaking . See ywis for more information. The German verb wissen'' appears similar, but in fact corresponds etymologically to the English verb ''wit ; both of those verbs are only indirectly related to this one.


  • (obsolete, or, archaic) To know.
  • (obsolete, or, archaic) To think, suppose.
  • "Howe'er you wis ." --R. Browning.
  • (obsolete, or, archaic) To imagine, ween; to deem.
  • Nor do I know how long it is (For I have lain entranced, I wis ). --Coleridge.




    (en noun)
  • A head of real or synthetic hair worn on the head to disguise baldness; for cultural or religious reasons; for fashion; or by actors to help them better resemble the character they are portraying.
  • (dated, among fishermen) An old seal.
  • Synonyms

    * hairpiece * toupee, toupe * peruke * periwig

    Derived terms

    * bald wig * bewigged * fright wig * wigmaker * wig out


  • To put on a wig; to provide with a wig (especially of an actor etc.).
  • (colloquial) To upbraid, reprimand.
  • (colloquial) To become very excitable or emotional; to lose control of one's emotions.
  • See also

    * earwig * merkin * periwig * peruke