operatevsoperatedTell them apart

Which to use

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

#3,013
“operate” frequency rank
#3,965
“operated” frequency rank
6978
confusion score

Side-by-Side Comparison

Feature operate operated
Definition To perform a work or labour; to exert power or strength, physical or mechanical; to act. simple past and past participle of operate

Where the eye mixes operate and operated

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.

7 ch
operate
8 ch
operated

Visual trap between operate and operated

A purely visual mix-up. operate (/ˈɒpəɹeɪt/) and operated (/ˈɑpəɹeɪtɪd/) 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) - “operate” sits inside “operated”. Our composite confusion score for this pair is 6978, derived from the frequency rank of both members and their visual similarity.

operate is recorded at frequency rank #3,013, classified as averb, pronounced /ˈɒpəɹeɪt/. operated is at rank #3,965, tagged as averb, pronounced /ˈɑpəɹeɪtɪd/.

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 6978, this pair ranks #509,150 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of operate vs operated

Shared letters: aeoprt. Private to "operate": -. Private to "operated": d.

"operate" · 7 letters · shape VCVCVCV  ·  "operated" · 8 letters · shape VCVCVCVC

Known mistypes of this pair

  • operateoeprate · opearte · operaet · operatte · operrate · opertae · opperate · opreate
  • operatedoeprated · opearted · operaetd · operatde · operatedd · operatted · operrated · opertaed

Frequently Asked Questions

Is swapping "operate" for "operated" ever safe?
No. They are said differently (/ˈɒpəɹeɪt/ versus /ˈɑpəɹeɪtɪd/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "operate" or "operated"?
"operate" is the more common of the two: it sits at frequency rank #3,013 in our English list, against #3,965 for "operated". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "operate" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "operated" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #509,150 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "operate" and "operated" also get mixed up with nearby pairs, the highest-scored neighbour is "operable vs operate". 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 #509,150 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