openvsoresConfusable pair

Quick tell: open is a adjective, ores is a noun, so they fill different roles in a sentence.

Which to use

“open” is an adjective and “ores” is a noun - they look or sound alike but fill different roles in a sentence.

#314
“open” frequency rank
#30,161
“ores” frequency rank
30475
confusion score

Side-by-Side Comparison

Feature open ores
Definition Physically unobstructed, uncovered, etc. plural of ore

Where the eye mixes open and ores

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

4 ch
open
4 ch
ores

Visual trap between open and ores

These two trip readers on the page rather than in the ear: open is /ˈəʊ.pən/ while ores is /ɔːz/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 30475, derived from the frequency rank of both members and their visual similarity.

open is recorded at frequency rank #314, classified as anadj, pronounced /ˈəʊ.pən/. ores is at rank #30,161, tagged as anoun, pronounced /ɔːz/.

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 30475, this pair ranks #354,256 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of open vs ores

Shared letters: eo. Private to "open": np. Private to "ores": rs.

"open" · 4 letters · shape VCVC  ·  "ores" · 4 letters · shape VCVC

Known mistypes of this pair

  • openoepn · openn · opne · oppen · poen
  • oresoers · oress · orres

Frequently Asked Questions

Is swapping "open" for "ores" ever safe?
No - they are not even the same part of speech. "open" is an adjective and "ores" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "open" or "ores" show up more?
"open" is the more common of the two: it sits at frequency rank #314 in our English list, against #30,161 for "ores". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "open" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ores" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #354,256 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "open" and "ores" also get mixed up with nearby pairs, the highest-scored neighbour is "ores vs OWS". 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 #354,256 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