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siur

From Wiktionary, the free dictionary
See also: siúr

Old Irish

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Etymology

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From Proto-Celtic *swesūr, from Proto-Indo-European *swésōr.

Pronunciation

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Noun

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siur f (genitive sethar, nominative plural sethir)

  1. sister
  2. kinswoman, female relation

Declension

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Feminine r-stem
Singular Dual Plural
Nominative siur siairL, sieirL sethir
Vocative siur siairL, sieirL sethraH
Accusative siairN, sieirN siairL, sieirL sethraH
Genitive sethar setharL setharN
Dative siairL, sieirL sethraib sethraib
Initial mutations of a following adjective:
  • H = triggers aspiration
  • L = triggers lenition
  • N = triggers nasalization

Derived terms

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Descendants

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  • Irish: siúr
  • Manx: shuyr
  • Scottish Gaelic: piuthar (back-formed from lenited form fiur, phiur)

Mutation

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Mutation of siur
radical lenition nasalization
siur phiur, fiur unchanged

Note: Certain mutated forms of some words can never occur in Old Irish.
All possible mutated forms are displayed for convenience.

Note: Old Irish s, when from Proto-Celtic *sɸ- and *sw-, was lenited as /f/ (spelled ⟨ph⟩ or ⟨f⟩), rather than the usual /h/ (spelled ⟨ṡ⟩).

References

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