tankvstapWhich spelling fits?

Which to use

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

#2,647
“tank” frequency rank
#4,496
“tap” frequency rank
7143
confusion score

Side-by-Side Comparison

Feature tank tap
Definition A closed container for liquids or gases. A conical peg or pin used to close and open the hole or vent in a container.

Where the eye mixes tank and tap

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
tank
3 ch
tap

Visual trap between tank and tap

A purely visual mix-up. tank (/ˈtæŋk/) and tap (/tæp/) 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 letter(s) in length. Our composite confusion score for this pair is 7143, derived from the frequency rank of both members and their visual similarity.

tank is recorded at frequency rank #2,647, classified as anoun, pronounced /ˈtæŋk/. tap is at rank #4,496, tagged as anoun, pronounced /tæp/.

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 7143, this pair ranks #508,371 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of tank vs tap

Shared letters: at. Private to "tank": kn. Private to "tap": p.

"tank" · 4 letters · shape CVCC  ·  "tap" · 3 letters · shape CVC

Known mistypes of this pair

  • tankatnk · takn · tankk · tannk · tnak · ttank

Frequently Asked Questions

Can "tank" and "tap" be used interchangeably?
No. They are said differently (/ˈtæŋk/ versus /tæp/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "tank" or "tap"?
"tank" is the more common of the two: it sits at frequency rank #2,647 in our English list, against #4,496 for "tap". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "tank" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tap" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #508,371 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "tank" and "tap" also get mixed up with nearby pairs, the highest-scored neighbour is "tap vs Trav". 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 #508,371 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