modulatevsmodulatorWhat's the difference?

Quick tell: modulate is a verb, modulator is a noun, so they fill different roles in a sentence.

Which to use

“modulate” is a verb and “modulator” is a noun - they look or sound alike but fill different roles in a sentence.

#39,916
“modulate” frequency rank
#40,345
“modulator” frequency rank
80261
confusion score

Side-by-Side Comparison

Feature modulate modulator
Definition To regulate, adjust or adapt A person who modulates.

Letter map: modulate vs modulator

Shared letters muted; letters that set modulate and modulator apart highlighted. Shared run: 7.

8 ch
modulate
9 ch
modulator

Part-of-speech tell for modulate / modulator

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: modulate is averb and modulatoranoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 80261, derived from the frequency rank of both members and their visual similarity.

modulate is recorded at frequency rank #39,916, classified as averb, pronounced /ˈmɒd͡ʒɪleɪt/. modulator is at rank #40,345, tagged as anoun.

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 80261, this pair ranks #20,187 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of modulate vs modulator

Shared letters: adlmotu. Private to "modulate": e. Private to "modulator": r.

"modulate" · 8 letters · shape CVCVCVCV  ·  "modulator" · 9 letters · shape CVCVCVCVC

Known mistypes of this pair

  • modulatemdoulate · mmodulate · moddulate · modluate · modualte · modulaet · modulatte · modullate
  • modulatormdoulator · mmodulator · moddulator · modluator · modualtor · modulaotr · modulatorr · modulatro

Frequently Asked Questions

Can "modulate" and "modulator" be used interchangeably?
No - they are not even the same part of speech. "modulate" is a verb and "modulator" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "modulate" vs "modulator" - which ranks higher?
"modulate" is the more common of the two: it sits at frequency rank #39,916 in our English list, against #40,345 for "modulator". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "modulate" and "modulator". Here's where to go from here.

  • Full dictionary entry for "modulate" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "modulator" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #20,187 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "modulate" and "modulator" also get mixed up with nearby pairs, the highest-scored neighbour is "modulation vs modulator". 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 #20,187 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