| Term | Definition |
| un (unhappy) | not |
| re (revise) | again |
| in, im, il, ir (illegal) | not |
| dis (dismiss) | away |
| en, em (embrace) | in |
| non (nonstop) | not |
| in, im (inside) | in |
| over (uh...over???) | over |
| mis (mistake) | bad |
| sub (submerge) | under |
| pre (PREFIX!!! or previously...) | before |
| inter (international) | between |
| fore (before) | front |
| de (depress!!! ...sorry) | down |
| trans (transcontinental) | across |
| super (that's superb!) | over |
| semi (semi-circle) | half |
| mid (uh, mid-Atlantic ocean!!!) | middle |
| under (underneath) | under |
| ity, ty (reality!) | state of |
| ment (government) | act of, process of, result of |
| ic (metallic) | nature of, like |
| ous, eous, ious (remember... gaseous, sorry if thats spelled wrong...) | full of |
| en (wooden) | made of, make |
| er (better) | more |
| ive, ative, tive (exhausting...again, spelling?) | causing, making |
| ful (greatful) | full of |
| less (careless) | lack of |
| est (best! I'm the BEST! jk :~P) | most |
| s, es (cats, dogs, etc...) | more than one |
| ed (educated) | in the past |
| ing (running) | now |
| ly (clearly) | quality of |
| er, or (swimmer-Micaela!!!) | one who |
| ion, tion, ation, ition (ambition) | act of, state of, result of |
| able, ible (flexible!!!) | able |
| al, ial (I know some peoplez that are ABNORMAL) | related to |
| y (cheery) | tend to |
| ness (happiness) | state of |