ayunovsayusoWhat's the difference?

Quick tell: ayuno is a noun, ayuso is an adverb, so they fill different roles in a sentence.

Which to use

“ayuno” is a noun and “ayuso” is an adverb - they look or sound alike but fill different roles in a sentence.

#15,018
“ayuno” frequency rank
#43,409
“ayuso” frequency rank
58427
confusion score

Side-by-Side Comparison

Feature ayuno ayuso
Definition Acción y efecto de ayunar; abstención de ingerir alimentos. Término en desuso sinónimo de abajo

Where the spellings diverge

Shared letters are muted; the letters that actually set ayuno and ayuso apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.

5 ch
ayuno
5 ch
ayuso

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: ayuno is [aˈʝuno] while ayuso is [aˈʝuso]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - n in “ayuno” becomes s in “ayuso”, and the parts of speech differ too (noun vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 58427, derived from the frequency rank of both members and their visual similarity.

ayuno is recorded at frequency rank #15,018, classified as anoun, pronounced [aˈʝuno]. ayuso is at rank #43,409, tagged as anadv, pronounced [aˈʝuso].

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 58427, this pair ranks #66,463 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of ayuno vs ayuso

Shared letters: aouy. Private to "ayuno": n. Private to "ayuso": s.

"ayuno" · 5 letters · shape VVVCV  ·  "ayuso" · 5 letters · shape VVVCV

Known mistypes of this pair

  • ayunoauyno · aynuo · ayunno · ayuon · ayyuno · yauno
  • ayusoauyso · aysuo · ayuos · ayusso · ayyuso · yauso

Frequency comparison

ayuno#15,018
ayuso#43,409

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "ayuno" and "ayuso" be used interchangeably?
No - they are not even the same part of speech. "ayuno" is a noun and "ayuso" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "ayuno" or "ayuso"?
"ayuno" is the more common of the two: it sits at frequency rank #15,018 in our Spanish list, against #43,409 for "ayuso". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering ayuno vs ayuso

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “ayuno”; for an adverb, it's “ayuso”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “ayuno” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list