| A | B |
| -en | to make |
| -est | the most |
| -ness | changes an adjective to a noun; quality of |
| -ic | changes a noun to an adjective; to have the properties of |
| -ize | to make something |
| de- | turns a word into its opposite |
| -ful | full of; having |
| -ly | signals an adverb; in the manner of |
| -less | without; doesn't have |
| over- | more; too much |
| under- | less; not enough |
| brighten | to make bright |
| brightest | the most bright |
| brightness | the quality of being bright |
| magnetic | having the properties of a magnet |
| demagnetize | to make something no longer a magnet |
| powerful | full of power |
| powerfully | in a powerful manner |
| powerless | without power |
| overweight | when something weighs too much |
| underweight | when something doesn't weigh enough |