outsidevsoutsiderWhat's the difference?

Which to use

“outside” and “outsider” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#563
“outside” frequency rank
#13,974
“outsider” frequency rank
14537
confusion score

Side-by-Side Comparison

Feature outside outsider
Definition The part of something that faces out; the outer surface. One who is not part of a community or organization.

Where the spellings diverge

Shared letters are muted; the letters that actually set outside and outsider apart are highlighted. They share 7 letters in sequence, which is exactly why the eye skips the difference.

7 ch
outside
8 ch
outsider

Spelling & Dictionary Insight

A purely visual mix-up. outside (/ˈaʊt.saɪd/) and outsider (/ˌaʊtˈsaɪdəɹ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 extra letter(s) - “outside” sits inside “outsider”. Our composite confusion score for this pair is 14537, derived from the frequency rank of both members and their visual similarity.

outside is recorded at frequency rank #563, classified as anoun, pronounced /ˈaʊt.saɪd/. outsider is at rank #13,974, tagged as anoun, pronounced /ˌaʊtˈsaɪdəɹ/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 14537, this pair ranks #469,429 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of outside vs outsider

Shared letters: deiostu. Private to "outside": -. Private to "outsider": r.

"outside" · 7 letters · shape VVCCVCV  ·  "outsider" · 8 letters · shape VVCCVCVC

Known mistypes of this pair

  • outsideotuside · oustide · outisde · outsdie · outsidde · outsied · outsside · outtside
  • outsiderotusider · oustider · outisder · outsdier · outsidder · outsiderr · outsidre · outsiedr

Frequency comparison

outside#563
outsider#13,974

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "outside" and "outsider" be used interchangeably?
No. They are said differently (/ˈaʊt.saɪd/ versus /ˌaʊtˈsaɪdəɹ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "outside" or "outsider"?
"outside" is the more common of the two: it sits at frequency rank #563 in our English list, against #13,974 for "outsider". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering outside vs outsider

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “outside” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list