Which to use
“regulated” is a verb and “regulator” is a noun - they look or sound alike but fill different roles in a sentence.
- #7,384
- “regulated” frequency rank
- #12,668
- “regulator” frequency rank
- 20052
- confusion score
Side-by-Side Comparison
| Feature | regulated | regulator |
|---|---|---|
| Definition | simple past and past participle of regulate | A device that controls or limits something. |
Where the eye mixes regulated and regulator
Muted = shared; highlighted = the visual trap. They share 7 letters in sequence.
Look-alike desk: regulated vs regulator
These two trip readers on the page rather than in the ear: regulated is /ˈɹɛɡjəleɪtɪd/ while regulator is /ˈɹɛɡ.jʊ.leɪ.tə/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 20052, derived from the frequency rank of both members and their visual similarity.
regulated is recorded at frequency rank #7,384, classified as averb, pronounced /ˈɹɛɡjəleɪtɪd/. regulator is at rank #12,668, tagged as anoun, pronounced /ˈɹɛɡ.jʊ.leɪ.tə/.
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 20052, this pair ranks #433,810 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of regulated vs regulator
Shared letters: aeglrtu. Private to "regulated": d. Private to "regulator": o.
"regulated" · 9 letters · shape CVCVCVCVC · "regulator" · 9 letters · shape CVCVCVCVC
Known mistypes of this pair
Frequently Asked Questions
Can "regulated" and "regulator" be used interchangeably?
Frequency check: "regulated" vs "regulator" - which ranks higher?
After this comparison
Eye-level mix-up between "regulated" and "regulator" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "regulated" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "regulator" - compare definitions side by side with the headword page. Word entry
- This pair ranks #433,810 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "regulated" and "regulator" also get mixed up with nearby pairs, the highest-scored neighbour is "regulates vs regulator". 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 #433,810 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.