An affix added to the end of a word or stem, serving to form a new word or functioning as an inflectional ending, such as -ness in gentleness, -ing in walking, or -s in sits.
TRANSITIVE VERB:
Inflected forms: suf·fixed, suf·fix·ing, suf·fix·es To add as a suffix.
ETYMOLOGY:
New Latin suffxum, from Latin, neuter of suffxus, past participle of suffgere, to fasten underneath, affix : sub-, sub- + fgere, to fix, fasten; see dhgw- in Appendix I.