As far as I know, it's always been a suffix. The Latin root "-tio" had a similar meaning, i.e., a state, or condition of. I could find no etymological information prior to Latin.
tion
Devote is the root word and Tion is the suffix. =)
Suffix: -tion Root word: celebrate
Yes, the word "saturation" has the suffix "-tion" attached to the root word "saturate."
Converse is the root word and the suffix is tion
Converse is the root word and the suffix is tion
Is there a reason that you wanna know...
The root word of evaporation is "vapor," which comes from the Latin word "vapor."
the root word in selection is select. the "tion" is the suffix in this word.
The suffix -tion makes a condition or a action based on the root word. For instance create becomes an action with creation.
compose
The suffix in "application" is "-tion." Suffixes are letters or group of letters added to the end of a root word to change its meaning or form. In this case, the suffix "-tion" is added to the root word "apply" to change it into a noun form.