Scottish GaelicEdit


From Old Irish cinntech; synchronically, cinnt +‎ -ach.


  • IPA(key): /ˈkʰʲĩːɲtʲəx/
  • (Lewis) IPA(key): /ˈkʰʲə̃ĩːɲtʲəx/


cinnteach (genitive singular masculine cinntich)

  1. certain, sure, confident, positive
    Bha Seumas cinnteach gun robh an trèan a' tighinn.James was certain that the train was coming.
  2. certain, sure, actual, confident, definite
    Synonym: deimhinn
  3. accurate, authentic, veritable

Usage notesEdit

  • The preposition à (às before the definite article) or the appropriate prepositional pronoun is used to express "sure of" etc:
    Tha mi cinnteach à ceartas an tagraidh.I am certain of the justice of the claim.
    Bha sinn cinnteach às an toradh.We were sure of the result.
    Tha iad cinnteach asta fhèin.They are confident of themselves.

Derived termsEdit


Scottish Gaelic mutation
Radical Lenition
cinnteach chinnteach
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.