Which to use
“earth” is a name and “earths” is a noun - they look or sound alike but fill different roles in a sentence.
- #923
- “earth” frequency rank
- #27,441
- “earths” frequency rank
- 28364
- confusion score
Side-by-Side Comparison
| Feature | earth | earths |
|---|---|---|
| Definition | Alternative letter-case form of Earth; our planet, third out from the Sun. | plural of earth |
Where the eye mixes earth and earths
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. earth runs 5 letters (VVCCC) against earths's 6 (VVCCCC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between earth and earths
These two trip readers on the page rather than in the ear: earth is /ɜːθ/ while earths is /ɝθs/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “earth” sits inside “earths”, and the parts of speech differ too (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 28364, derived from the frequency rank of both members and their visual similarity.
earth is recorded at frequency rank #923, classified as aname, pronounced /ɜːθ/. earths is at rank #27,441, tagged as anoun, pronounced /ɝθs/.
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 28364, this pair ranks #371,648 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of earth vs earths
Shared letters: aehrt. Private to "earth": -. Private to "earths": s.
"earth" · 5 letters · shape VVCCC · "earths" · 6 letters · shape VVCCCC
Known mistypes of this pair
Frequently Asked Questions
Do "earth" and "earths" mean the same thing in a sentence?
Frequency check: "earth" vs "earths" - which ranks higher?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "earth" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "earths" - compare definitions side by side with the headword page. Word entry
- This pair ranks #371,648 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "earth" and "earths" also get mixed up with nearby pairs, the highest-scored neighbour is "earthen vs earths". 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 #371,648 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.