planesvsplanosWhat's the difference?

Quick tell: planes is a noun, planos is an adjective, so they fill different roles in a sentence.

Which to use

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

#1,390
“planes” frequency rank
#5,652
“planos” frequency rank
7042
confusion score

Side-by-Side Comparison

Feature planes planos
Definition Forma del plural de plan. Forma del masculino plural de plano.

Where the eye mixes planes and planos

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
planes
6 ch
planos

Visual trap between planes and planos

These two trip readers on the page rather than in the ear: planes is [ˈplanes] while planos is [ˈplanos]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - e in “planes” becomes o in “planos”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 7042, derived from the frequency rank of both members and their visual similarity.

planes is recorded at frequency rank #1,390, classified as anoun, pronounced [ˈplanes]. planos is at rank #5,652, tagged as anadj, pronounced [ˈplanos].

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 7042, this pair ranks #309,094 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of planes vs planos

Shared letters: alnps. Private to "planes": e. Private to "planos": o.

"planes" · 6 letters · shape CCVCVC  ·  "planos" · 6 letters · shape CCVCVC

Known mistypes of this pair

  • planeslpanes · palnes · plaens · planess · plannes · planse · pllanes · plnaes
  • planoslpanos · palnos · plannos · planoss · planso · plaons · pllanos · plnaos

Frequently Asked Questions

Is swapping "planes" for "planos" ever safe?
No - they are not even the same part of speech. "planes" is a noun and "planos" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "planes" or "planos" show up more?
"planes" is the more common of the two: it sits at frequency rank #1,390 in our Spanish list, against #5,652 for "planos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "planes" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "planos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #309,094 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "planes" and "planos" also get mixed up with nearby pairs, the highest-scored neighbour is "planos vs planteos". 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 #309,094 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