Word list · 15 words

Commonly confused words

Commonly confused words are pairs or trios that sound alike, look alike or mean nearly the same thing, so writers swap them by mistake. Each entry gives the short rule first, then an example that shows the difference, then the exceptions careful writers argue about.

Some of these are firm rules and some are style preferences that usage guides disagree on. Where a pair is in the second group, the entry says so rather than pretending there is only one right answer.

Kept on this device only, for the daily recall in My words.

The words

  1. Affect

    To affect something is to have an influence on it or cause it to change: the long drought affected the harvest.

    Grammar & Commonly-Confused

  2. Complement

    To complement something is to add to it in a way that improves it or makes it complete: the wine complemented the meal.

    Grammar & Commonly-Confused

  3. Discreet

    Discreet means careful in what you say or do, so as to keep something private or avoid embarrassing anyone: a discreet enquiry.

    Grammar & Commonly-Confused

  4. Disinterested

    Disinterested means impartial: not influenced by personal feelings or by any chance of gaining something yourself.

    Grammar & Commonly-Confused

  5. Ensure

    To ensure something is to make sure it happens or is certain: check the locks to ensure the house is secure.

    Grammar & Commonly-Confused

  6. Farther

    Farther means 'at or to a greater distance': how much farther is it?

    Grammar & Commonly-Confused

  7. Fewer

    Fewer means 'a smaller number of' and goes with plural things you can count: fewer cars, fewer mistakes.

    Grammar & Commonly-Confused

  8. i.e.

    i.e.

    Grammar & Commonly-Confused

  9. Imply

    To imply something is to suggest it without saying it directly: is that remark implying I'm late?

    Grammar & Commonly-Confused

  10. Its

    Its means 'belonging to it': the hotel has its own beach.

    Grammar & Commonly-Confused

  11. Lie

    To lie is to be in, or put yourself into, a flat position: lie on the sofa.

    Grammar & Commonly-Confused

  12. Lose

    To lose something is to be unable to find it, to stop having it, or to be beaten: lose your keys, lose your job, lose a match.

    Grammar & Commonly-Confused

  13. Principal

    Principal as an adjective means 'most important; main': the principal reason.

    Grammar & Commonly-Confused

  14. Then

    Then is about time and sequence: at that time (we were students then), next (warm the pan, then add the oil), or as a result (if it rains, then we'll stay in).

    Grammar & Commonly-Confused

  15. Who

    Who is the pronoun for asking about people and for introducing information about them: who's driving?

    Grammar & Commonly-Confused

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