The suffixes -tion and -sion are both used to create especially nouns from verbs to describe an action, process, practice, or the result thereof. ... There is also a third version, -cion, but this only occurs in only two word: coercion from the verb coerce, and suspicion, from the verb suspect.

What does the suffix Cion mean?

Suffix. -ción f (plural -cións) Used in forming a noun to represent the property corresponding to a verb; -tion.

Is tion always a suffix?

All three of these suffixes create nouns. You will see them quite often. The most common suffixes by far are -tion and -sion. The suffix -cion is used very infrequently.