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Prefix Suffix Root
Prefix-Suffix-Root List by Grade 1-4
| Term | Definition |
|---|---|
| -s,-es. | plural, more than one examples::hats, pigs, boxes, wishes. 1st |
| -ing. | action/ process (Present participle of verb) example:helping, skipping, running, seeing, thinking .1st |
| -ed | past tense examples :jumped, helped. (Past tense verb). 1st |
| un- | not/ opposite examples:unlock, unsafe 2nd |
| re- | again/ back examples: reread, rewrite, return. 2nd |
| dis- | not/ opposite of examples:dislike, distrust. 2nd |
| -er | person connected with/ comparative degree examples:teacher, writer, baker, bigger, colder, taller. 2nd |
| -est | superlative degree examples:biggest, coldest, tallest Usually an adjective). 2nd |
| in- | not examples:inactive, insane, inexpensive. 3rd |
| -ful | full of examples beautiful, painful (usually an adjective). .3rd |
| -less | without examples: careless, hopeless 3rd |
| -y | characterized by/ like examples: cloudy, fishy 3rd |
| -ly | characteristic of examples:badly, friendly, quickly. (usually an adverb). 3rd |
| under- | too little/ below examples:underfed, underground 4th |
| over- | too much/ above examples overdone, overhead. 4th |
| non- | not examples:nonfat, nonsense. 4th |
| pre- | before examples:preplan, pretest. 4th |
| bi- | two examples:bicycle, binocular. 4th |
| tri- | three examples:tricycle, triangle. 4th |
| quad- | four examples:quadrilateral, quadrant. 4th |
| oct- | eight examples:octagon, octopus. 4th |
| -ion, –ation –sion, -tion | act of/ state of/ result of examples attention, vision, invitation 4th |
| -ness | condition/ state of examples: darkness, fairness. (Usually noun). 4th |
| -ly | characteristic of examples:badly, friendly, quickly. 4th |
| -ment | act/ process examples:enjoyment, replacement 4th |
| er, -or | one who/ that which examples:baker, boxer, conductor, survivor. 4th |