reinvsremainConfusable pair

Which to use

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

#17,934
“rein” frequency rank
#1,574
“remain” frequency rank
19508
confusion score

Side-by-Side Comparison

Feature rein remain
Definition A strap or rope attached to a bridle or bit, used to control a horse, other animal or young child. That which is left; relic; remainder.

Where the eye mixes rein and remain

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. rein runs 4 letters (CVVC) against remain's 6 (CVCVVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
rein
6 ch
remain

Why the eye confuses rein with remain

A purely visual mix-up. rein (/ɹeɪn/) and remain (/ɹɪˈmeɪn/) 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 2 letter(s) in length. Our composite confusion score for this pair is 19508, derived from the frequency rank of both members and their visual similarity.

rein is recorded at frequency rank #17,934, classified as anoun, pronounced /ɹeɪn/. remain is at rank #1,574, tagged as anoun, pronounced /ɹɪˈmeɪn/.

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 19508, this pair ranks #437,675 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of rein vs remain

Shared letters: einr. Private to "rein": -. Private to "remain": am.

"rein" · 4 letters · shape CVVC  ·  "remain" · 6 letters · shape CVCVVC

Known mistypes of this pair

  • rein ← reinn · reni · rien · rrein
  • remain ← ermain · reamin · remainn · remani · remian · remmain · rmeain · rremain

Frequently Asked Questions

Can "rein" and "remain" be used interchangeably?
No. They are said differently (/ɹeɪn/ versus /ɹɪˈmeɪn/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "rein" or "remain" show up more?
"remain" is the more common of the two: it sits at frequency rank #1,574 in our English list, against #17,934 for "rein". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "rein" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "remain" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #437,675 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "rein" and "remain" also get mixed up with nearby pairs, the highest-scored neighbour is "rein vs Revis". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #437,675 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list