retainvsrethinkWhat's the difference?

Which to use

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

#5,541
“retain” frequency rank
#15,692
“rethink” frequency rank
21233
confusion score

Side-by-Side Comparison

Feature retain rethink
Definition Often followed by from: to hold back (someone or something); to check, to prevent, to restrain, to stop. To think again about something, with the intention of changing or replacing it.

Where the spellings diverge

Shared letters are muted; the letters that actually set retain and rethink apart are highlighted. They share 5 letters in sequence, which is exactly why the eye skips the difference.

6 ch
retain
7 ch
rethink

Spelling & Dictionary Insight

A purely visual mix-up. retain (/ɹɪˈteɪn/) and rethink (/ɹiːˈθɪŋk/) 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 21233, derived from the frequency rank of both members and their visual similarity.

retain is recorded at frequency rank #5,541, classified as averb, pronounced /ɹɪˈteɪn/. rethink is at rank #15,692, tagged as averb, pronounced /ɹiːˈθɪŋk/.

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 21233, this pair ranks #425,384 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of retain vs rethink

Shared letters: einrt. Private to "retain": a. Private to "rethink": hk.

"retain" · 6 letters · shape CVCVVC  ·  "rethink" · 7 letters · shape CVCCVCC

Known mistypes of this pair

  • retainertain · reatin · retainn · retani · retian · rettain · rretain · rteain
  • rethinkerthink · rehtink · rethhink · rethikn · rethinkk · rethinnk · rethnik · retihnk

Frequency comparison

retain#5,541
rethink#15,692

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "retain" and "rethink" be used interchangeably?
No. They are said differently (/ɹɪˈteɪn/ versus /ɹiːˈθɪŋk/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "retain" or "rethink"?
"retain" is the more common of the two: it sits at frequency rank #5,541 in our English list, against #15,692 for "rethink". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering retain vs rethink

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 “retain” 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