| farther: | refers to distance | further: | refers to quantity or extent |
| less: | refers to mass amount, value, or degree | fewer: | refers to a countable number of items |
| affect: | to change | effect | the result |
| among: | use for three or more | between: | use for two |
| can: | ability to do something | may: | ask permission |
| connote: | what a word suggests | denote: | dictionary's meaning |
| inter: | between offices, states, etc. | intra: | within offices, states, etc. |
| it's: | contraction for it is or it has | its: | possessive form of it |
| lie: | used like sit | lay: | used like set, to put something down |
| loose: | free or unfastened | lose: | misplace |
| who's: | contraction for who is | whose: | possessive |
| your: | possessive | you're: | contraction for you are |
| compose: | to make up of | comprise: | to include |