outliervsoutsiderWhat's the difference?

Which to use

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

#34,621
“outlier” frequency rank
#13,974
“outsider” frequency rank
48595
confusion score

Side-by-Side Comparison

Feature outlier outsider
Definition A person or thing situated away from the main body or outside its proper place. One who is not part of a community or organization.

Where the spellings diverge

Shared letters are muted; the letters that actually set outlier and outsider apart are highlighted. They share 6 letters in sequence, which is exactly why the eye skips the difference.

7 ch
outlier
8 ch
outsider

Spelling & Dictionary Insight

A purely visual mix-up. outlier (/ˈaʊtˌlaɪə(ɹ)/) 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 letter(s) in length. Our composite confusion score for this pair is 48595, derived from the frequency rank of both members and their visual similarity.

outlier is recorded at frequency rank #34,621, classified as anoun, pronounced /ˈaʊtˌlaɪə(ɹ)/. 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 48595, this pair ranks #191,573 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of outlier vs outsider

Shared letters: eiortu. Private to "outlier": l. Private to "outsider": ds.

"outlier" · 7 letters · shape VVCCVVC  ·  "outsider" · 8 letters · shape VVCCVCVC

Known mistypes of this pair

  • outlierotulier · oultier · outiler · outleir · outlierr · outlire · outllier · outtlier
  • outsiderotusider · oustider · outisder · outsdier · outsidder · outsiderr · outsidre · outsiedr

Frequency comparison

outlier#34,621
outsider#13,974

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "outlier" and "outsider" be used interchangeably?
No. They are said differently (/ˈaʊtˌlaɪə(ɹ)/ versus /ˌaʊtˈsaɪdəɹ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "outlier" or "outsider"?
"outsider" is the more common of the two: it sits at frequency rank #13,974 in our English list, against #34,621 for "outlier". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering outlier 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 “outlier” 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