-tio

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Latin[edit]

Alternative forms[edit]

Etymology[edit]

From Proto-Italic *-tiō, an n-stem extension of Proto-Indo-European *-tis. See also Proto-Indo-European *-h₃onh₂-.

Pronunciation[edit]

Suffix[edit]

-tiō f ‎(genitive -tiōnis); third declension

  1. -tion, -ation, -ing; used to form a noun relating to some action or the result of an action.
    dictātiō ‎(a dictating, dictation), from dictātum, supine of dictō ‎(I dictate)
    quadripartītiō ‎(a division into four parts), from quadripartītum, supine of quadripartiō ‎(I divide in four parts)

Usage notes[edit]

The suffix is occasionally added to other parts of speech, or appears in situations where no related verb apparently exists.

gradātiō ‎(making of a staircase or steps), from gradus ‎(step, pace).

Inflection[edit]

Third declension.

Case Singular Plural
nominative -tiō -tiōnēs
genitive -tiōnis -tiōnum
dative -tiōnī -tiōnibus
accusative -tiōnem -tiōnēs
ablative -tiōne -tiōnibus
vocative -tiō -tiōnēs

Synonyms[edit]

Derived terms[edit]


Descendants[edit]

References[edit]

  • Jean Haudry, L'indo-européen; page 55/56
  • Andrew L. Sihler (1995) New Comparative Grammar of Greek and Latin, New York, Oxford, Oxford University Press