bogvsboxWhich spelling fits?

Which to use

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

#18,503
“bog” frequency rank
#962
“box” frequency rank
19465
confusion score

Side-by-Side Comparison

Feature bog box
Definition An area of decayed vegetation (particularly sphagnum moss) which forms a wet spongy ground too soft for walking. Senses relating to a three-dimensional object or space.

Where the eye mixes bog and box

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

3 ch
bog
3 ch
box

Why the eye confuses bog with box

A purely visual mix-up. bog (/bɔɡ/) and box (/bɒks/) 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 a single letter - g in “bog” becomes x in “box”. Our composite confusion score for this pair is 19465, derived from the frequency rank of both members and their visual similarity.

bog is recorded at frequency rank #18,503, classified as anoun, pronounced /bɔɡ/. box is at rank #962, tagged as anoun, pronounced /bɒks/.

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 19465, this pair ranks #437,995 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of bog vs box

Shared letters: bo. Private to "bog": g. Private to "box": x.

"bog" · 3 letters · shape CVC  ·  "box" · 3 letters · shape CVC

Frequently Asked Questions

Can "bog" and "box" be used interchangeably?
No. They are said differently (/bɔɡ/ versus /bɒks/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "bog" or "box" show up more?
"box" is the more common of the two: it sits at frequency rank #962 in our English list, against #18,503 for "bog". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "bog" and "box" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "bog" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "box" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #437,995 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "bog" and "box" also get mixed up with nearby pairs, the highest-scored neighbour is "bog vs bogan". Nearby pair

Confusion rank #437,995 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