deletevsdeltaWhat's the difference?

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

Which to use

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

#4,935
“delete” frequency rank
#5,873
“delta” frequency rank
10808
confusion score

Side-by-Side Comparison

Feature delete delta
Definition To remove, get rid of or erase, especially written or printed material, or data on a computer or other device. The fourth letter of the modern Greek alphabet Δ, δ.

Where the eye mixes delete and delta

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

6 ch
delete
5 ch
delta

Visual trap between delete and delta

These two trip readers on the page rather than in the ear: delete is /dɪˈliːt/ while delta is /ˈdɛltə/. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 10808, derived from the frequency rank of both members and their visual similarity.

delete is recorded at frequency rank #4,935, classified as averb, pronounced /dɪˈliːt/. delta is at rank #5,873, tagged as anoun, pronounced /ˈdɛltə/.

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 10808, this pair ranks #490,428 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of delete vs delta

Shared letters: delt. Private to "delete": -. Private to "delta": a.

"delete" · 6 letters · shape CVCVCV  ·  "delta" · 5 letters · shape CVCCV

Known mistypes of this pair

  • deleteddelete · deelte · deleet · delette · dellete · deltee · dleete · edlete
  • deltaddelta · dellta · deltta · detla · dleta · edlta

Frequently Asked Questions

Is swapping "delete" for "delta" ever safe?
No - they are not even the same part of speech. "delete" is a verb and "delta" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "delete" or "delta"?
"delete" is the more common of the two: it sits at frequency rank #4,935 in our English list, against #5,873 for "delta". 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 "delete" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "delta" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #490,428 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "delete" and "delta" also get mixed up with nearby pairs, the highest-scored neighbour is "Dalia vs delta". 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 #490,428 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