radiovsrationConfusable pair

Which to use

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

#1,059
“radio” frequency rank
#23,374
“ration” frequency rank
24433
confusion score

Side-by-Side Comparison

Feature radio ration
Definition The technology that allows for the transmission of sound or other signals by modulation of electromagnetic waves. A portion of some limited resource, especially food, allocated to a person or group.

Where the eye mixes radio and ration

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

5 ch
radio
6 ch
ration

Look-alike desk: radio vs ration

A purely visual mix-up. radio (/ˈɹeɪdiˌəʊ/) and ration (/ˈɹæʃən/) 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 24433, derived from the frequency rank of both members and their visual similarity.

radio is recorded at frequency rank #1,059, classified as anoun, pronounced /ˈɹeɪdiˌəʊ/. ration is at rank #23,374, tagged as anoun, pronounced /ˈɹæʃən/.

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 24433, this pair ranks #401,993 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of radio vs ration

Shared letters: aior. Private to "radio": d. Private to "ration": nt.

"radio" · 5 letters · shape CVCVV  ·  "ration" · 6 letters · shape CVCVVC

Known mistypes of this pair

  • radioardio · raddio · radoi · raido · rdaio · rradio
  • rationartion · raiton · rasion · ratino · rationn · ratoin · rattion · rration

Frequently Asked Questions

Can "radio" and "ration" be used interchangeably?
No. They are said differently (/ˈɹeɪdiˌəʊ/ versus /ˈɹæʃən/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "radio" or "ration" show up more?
"radio" is the more common of the two: it sits at frequency rank #1,059 in our English list, against #23,374 for "ration". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "radio" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ration" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #401,993 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "radio" and "ration" also get mixed up with nearby pairs, the highest-scored neighbour is "ration vs rattan". 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 #401,993 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