-tion

• -ion (as in complexion)
• -ation
• -sion
• -ition (as in definition)
• ⠰⠝

From rebracketed Middle English -cioun, rebracketed borrowing of Old French -tion, -cion, borrowed from the stem of Latin -tiō. The Middle English -cioun became -tion in Modern English under the influence of the Middle French -tion and original Latin spellings. Always -ate or t-final/te-final base + -ion.

• IPA^(key): /-ʃən/, (after a preceding “s”) /-tʃən/

• Audio (Southern England):

  (file)

-tion (noun-forming suffix, countable and uncountable, plural -tions)

1. (no longer productive) Used to form nouns meaning "the action of (a verb)" or "the result of (a verb)". Words ending in this suffix are almost always derived from a similar Latin word; a few (e.g. gumption) are not derived from Latin and are unrelated to any verb. More often, -ation is used.

   ‎ignore + ‎-tion → ‎ignortion

   ‎scrimp + ‎-tion → ‎scrimption

• -ion
• -ation
• -isation/-ization

• → Malay: -syen, -sen

• -al
• -ing
• -ure

• “-tion”, in OneLook Dictionary Search.
• Douglas Harper (2001–2026), “-ion”, in Online Etymology Dictionary.
• Douglas Harper (2001–2026), “-tion”, in Online Etymology Dictionary.

• -toin, INTO, Toni, into, noit, oint, on it

Borrowing from French -tion, from the stem of Latin -tiō.

• IPA^(key): [-ˈɕoˀːn]

-tion

1. used to form nouns that denote an action or a process.
2. The result of the aforementioned.

• IPA^(key): /sjɔ̃/
• IPA^(key): /tjɔ̃/ (if previous letter is "s", as in "digestion", "question", "combustion", etc.)
• Rhymes: -ɔ̃

-tion f (noun-forming suffix, countable and uncountable, plural -tions)

1. alternative form of -ation: Used to indicate action, condition, result or effect; -tion

• → Norwegian: -sjon
• → Ottoman Turkish: ـسیون (-syon, -siyon)
  • Turkish: -syon, -siyon

• -ation (different (surface) analysis)

From Latin -tiō.

This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term.

• IPA^(key): /-ˈtsi̯oːn/, [-ˈt͡sjoːn], [-t͡siˈoːn]
• The pronunciation with a syllabic [i] is virtually obsolete, thus one may simply transcribe /-ˈtsjoːn/.

• Audio:

  (file)

• Audio (Germany (Berlin)):

  (file)

-tion f (genitive -tion, plural -tionen)

1. -tion

• -ion
• Aktion
• Kommunikation

• “-ation” in Duden online, “-ion” in Duden online, “-ation/-ierung” in Duden online (doesn't have -tion, -ition)
• “-ation” in Digitales Wörterbuch der deutschen Sprache (doesn't have -tion, -ion, -ition)

• IPA^(key): /-ˈɧuːn/
• Homophone: -sion

-tion c

1. -tion; making nouns. See also -else, -ing and -ning.