fasevsfreeWhich spelling fits?

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

Which to use

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

#2,293
“fase” frequency rank
#5,205
“free” frequency rank
7498
confusion score

Side-by-Side Comparison

Feature fase free
Definition Cada uno de los diversos aspectos que presenta un fenómeno natural o una cosa, doctrina, proceso, etc. Gratis, gratuito.

Where the eye mixes fase and free

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

4 ch
fase
4 ch
free

Why the eye confuses fase with free

These two trip readers on the page rather than in the ear: fase is [ˈfase] while free is /fɹiː/. 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 adjective), which is usually the fastest check. Our composite confusion score for this pair is 7498, derived from the frequency rank of both members and their visual similarity.

fase is recorded at frequency rank #2,293, classified as anoun, pronounced [ˈfase]. free is at rank #5,205, tagged as anadj, pronounced /fɹiː/.

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 7498, this pair ranks #307,833 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of fase vs free

Shared letters: ef. Private to "fase": as. Private to "free": r.

"fase" · 4 letters · shape CVCV  ·  "free" · 4 letters · shape CCVV

Known mistypes of this pair

  • faseafse · faes · fasse · ffase · fsae
  • freefere · ffree · fre · frree · rfee

Frequently Asked Questions

Can "fase" and "free" be used interchangeably?
No - they are not even the same part of speech. "fase" is a noun and "free" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "fase" or "free"?
"fase" is the more common of the two: it sits at frequency rank #2,293 in our Spanish list, against #5,205 for "free". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "fase" and "free" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "fase" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "free" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #307,833 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "fase" and "free" also get mixed up with nearby pairs, the highest-scored neighbour is "Fredy vs free". 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 #307,833 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