the.com/suffixes
the little tags at the end of a word that quietly tell it what to be.
means a suffix is a piece added to the end of a root word to change its meaning or grammatical job, like turning a noun into an adjective or a verb into a past event.
from from latin suffixus, past participle of suffigere meaning to fasten underneath, from sub (under) plus figere (to fix) — literally something fixed on beneath the main word.
oldest english suffix-ly comes from old english lic, meaning body
most productive suffix-ness turns almost any adjective into a noun
grammar shifter-ize turns nouns into verbs, like modernize
cousin termprefixes do the same job at the front