locusvsLogosWhich spelling fits?

Quick tell: locus is a noun, Logos is a name, so they fill different roles in a sentence.

Which to use

“locus” is a noun and “Logos” is a name - they look or sound alike but fill different roles in a sentence.

#46,043
“locus” frequency rank
#18,012
“Logos” frequency rank
64055
confusion score

Side-by-Side Comparison

Feature locus Logos
Definition posición fija en un cromosoma, que determina la posición de un gen o de un marcador genético. Segunda persona de la Santísima Trinidad, o Hijo de Dios.

Where the eye mixes locus and Logos

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
locus
5 ch
Logos

Visual trap between locus and Logos

These two trip readers on the page rather than in the ear: locus is [ˈlokus] while Logos is [ˈloɣ̞os]. 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 (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 64055, derived from the frequency rank of both members and their visual similarity.

locus is recorded at frequency rank #46,043, classified as anoun, pronounced [ˈlokus]. Logos is at rank #18,012, tagged as aname, pronounced [ˈloɣ̞os].

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 64055, this pair ranks #46,743 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of locus vs Logos

Shared letters: los. Private to "locus": cu. Private to "Logos": g.

"locus" · 5 letters · shape CVCVC  ·  "Logos" · 5 letters · shape CVCVC

Known mistypes of this pair

  • locuslcous · llocus · loccus · locsu · locuss · loucs · olcus
  • Logoslgoos · llogos · loggos · logoss · logso · loogs · olgos

Frequently Asked Questions

Can "locus" and "Logos" be used interchangeably?
No - they are not even the same part of speech. "locus" is a noun and "Logos" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "locus" or "Logos"?
"Logos" is the more common of the two: it sits at frequency rank #18,012 in our Spanish list, against #46,043 for "locus". 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 "locus" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Logos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #46,743 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "locus" and "Logos" also get mixed up with nearby pairs, the highest-scored neighbour is "locus vs lodos". 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 #46,743 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list