falsovsfloWhich spelling fits?

Quick tell: falso is a adjective, flo is a verb, so they fill different roles in a sentence.

Which to use

“falso” is an adjective and “flo” is a verb - they look or sound alike but fill different roles in a sentence.

#2,776
“falso” frequency rank
#33,131
“flo” frequency rank
35907
confusion score

Side-by-Side Comparison

Feature falso flo
Definition Que simula, imita o parece ser real, sin serlo. Dicho del viento: soplar.

Where the eye mixes falso and flo

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

5 ch
falso
3 ch
flo

Visual trap between falso and flo

These two trip readers on the page rather than in the ear: falso is [ˈfalso] while flo is /ˈfloː/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 35907, derived from the frequency rank of both members and their visual similarity.

falso is recorded at frequency rank #2,776, classified as anadj, pronounced [ˈfalso]. flo is at rank #33,131, tagged as averb, pronounced /ˈfloː/.

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 35907, this pair ranks #183,517 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of falso vs flo

Shared letters: flo. Private to "falso": as. Private to "flo": -.

"falso" · 5 letters · shape CVCCV  ·  "flo" · 3 letters · shape CCV

Known mistypes of this pair

  • falsoaflso · fallso · falos · falsso · faslo · ffalso · flaso

Frequently Asked Questions

Can "falso" and "flo" be used interchangeably?
No - they are not even the same part of speech. "falso" is an adjective and "flo" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "falso" or "flo"?
"falso" is the more common of the two: it sits at frequency rank #2,776 in our Spanish list, against #33,131 for "flo". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "falso" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "flo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #183,517 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "falso" and "flo" also get mixed up with nearby pairs, the highest-scored neighbour is "filos vs flo". 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 #183,517 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