grayvsgroTell them apart

Which to use

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

#3,304
“gray” frequency rank
#42,164
“gro” frequency rank
45468
confusion score

Side-by-Side Comparison

Feature gray gro
Definition Of a colour between black and white, having neutral hue and intermediate brightness. Disgusting, unpleasant; gross.

Where the eye mixes gray and gro

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

4 ch
gray
3 ch
gro

Why the eye confuses gray with gro

A purely visual mix-up. gray (/ɡɹeɪ/) and gro (/ˈɡrəʊ/) 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 45468, derived from the frequency rank of both members and their visual similarity.

gray is recorded at frequency rank #3,304, classified as anadj, pronounced /ɡɹeɪ/. gro is at rank #42,164, tagged as anadj, pronounced /ˈɡrəʊ/.

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 45468, this pair ranks #221,007 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of gray vs gro

Shared letters: gr. Private to "gray": ay. Private to "gro": o.

"gray" · 4 letters · shape CCVV  ·  "gro" · 3 letters · shape CCV

Known mistypes of this pair

  • grayggray · grayy · grray · grya · rgay

Frequently Asked Questions

Do "gray" and "gro" mean the same thing in a sentence?
No. They are said differently (/ɡɹeɪ/ versus /ˈɡrəʊ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "gray" or "gro"?
"gray" is the more common of the two: it sits at frequency rank #3,304 in our English list, against #42,164 for "gro". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "gray" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "gro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #221,007 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "gray" and "gro" also get mixed up with nearby pairs, the highest-scored neighbour is "Gere vs gro". 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 #221,007 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