| A | B |
| affect (v. effect) | normally used as a verb that means "to influence or to change"; as a noun, it means emotional response or disposition |
| effect (v. affect) | as a noun, it means "result or outcome"; as a verb, it means "to bring about or accomplish" |
| among (v. between) | used to show a relationship involving more than two persons or things |
| between (v. among) | used to show a relationship involving two persons or things |
| amount (v. number) | used when referring to things in bulk, or "non-countable" things |
| number (v. amount) | used when referring to countable units |
| good (v. well) | the adjective form of good/well |
| well (v. good) | usu. the adverb form of good/well |
| bad (v. badly) | adjective form of bad/badly |
| badly (v. bad) | adverb form of bad/badly |
| bring (v. take) | conveys action toward the speaker |
| take (v. bring) | conveys action away from the speaker |
| can/could (v. may/might) | implies ability or power |
| may/might (v. can/could) | implies permission or possibility |
| farther (v. further) | refers to a measurable distance |
| further (v. farther) | refers to a figurative distance and means "to a greater degree or extent" |
| fewer (v. less) | refers to things that can be counted and is used with plural nouns |
| less (v. fewer) | refers to degree or amount and is used with singular nouns |
| hear (v. here) | verb meaning "to recognize sound" |
| here (v. hear) | adverb meaning "at or in this place" |
| learn (v. teach) | meant "to receive or acquire knowledge" |
| teach (v. learn) | means "to give or impart knowledge" |
| lie (v. lay) | means "to recline or rest"--does not have a direct object |
| lay (v. lie) | means "to put or place"--followed by a direct object |
| which (v. that) | used to introduce nonessential clauses |
| that (v. which) | used to introduce essential clauses |
| who (v. whom) | nominative (or subjective) case (used as a subject) pronoun |
| whom (v. who) | objective case (used as an object) pronoun |
| i.e. (v. e.g.) | translates as "that is" and is used to specify or explain |
| e.g. (v. i.e.) | translates as "for example" and is used to provide examples |