probevsprovedWhich spelling fits?

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

Which to use

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

#7,266
“probe” frequency rank
#3,126
“proved” frequency rank
10392
confusion score

Side-by-Side Comparison

Feature probe proved
Definition Any of various medical instruments used to explore wounds, organs, etc. simple past and past participle of prove

Where the eye mixes probe and proved

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

5 ch
probe
6 ch
proved

Why the eye confuses probe with proved

These two trip readers on the page rather than in the ear: probe is /pɹəʊb/ while proved is /ˈpɹuːvd/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 10392, derived from the frequency rank of both members and their visual similarity.

probe is recorded at frequency rank #7,266, classified as anoun, pronounced /pɹəʊb/. proved is at rank #3,126, tagged as averb, pronounced /ˈpɹuːvd/.

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 10392, this pair ranks #492,584 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of probe vs proved

Shared letters: eopr. Private to "probe": b. Private to "proved": dv.

"probe" · 5 letters · shape CCVCV  ·  "proved" · 6 letters · shape CCVCVC

Known mistypes of this pair

  • probeporbe · pprobe · prboe · probbe · proeb · prrobe · rpobe
  • provedporved · pproved · proevd · provde · provedd · provved · prroved · prvoed

Frequently Asked Questions

Can "probe" and "proved" be used interchangeably?
No - they are not even the same part of speech. "probe" is a noun and "proved" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "probe" or "proved" show up more?
"proved" is the more common of the two: it sits at frequency rank #3,126 in our English list, against #7,266 for "probe". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "probe" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "proved" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #492,584 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "probe" and "proved" also get mixed up with nearby pairs, the highest-scored neighbour is "probe vs prude". 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 #492,584 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