sonvssusConfusable pair

Quick tell: son is a noun, sus is an intj, so they fill different roles in a sentence.

Which to use

“son” is a noun and “sus” is an intj - they look or sound alike but fill different roles in a sentence.

#40
“son” frequency rank
#32
“sus” frequency rank
72
confusion score

Side-by-Side Comparison

Feature son sus
Definition Sonido rítmico. Se emplea para avivar, infundir ánimo e incitar a la acción rápida y con vigor.

Where the eye mixes son and sus

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
son
3 ch
sus

Why the eye confuses son with sus

These two trip readers on the page rather than in the ear: son is [ˈsõn] while sus is [sus]. 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 intj), which is usually the fastest check. Our composite confusion score for this pair is 72, derived from the frequency rank of both members and their visual similarity.

son is recorded at frequency rank #40, classified as anoun, pronounced [ˈsõn]. sus is at rank #32, tagged as anintj, pronounced [sus].

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 72, this pair ranks #323,798 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of son vs sus

Shared letters: s. Private to "son": no. Private to "sus": u.

"son" · 3 letters · shape CVC  ·  "sus" · 3 letters · shape CVC

Frequently Asked Questions

Do "son" and "sus" mean the same thing in a sentence?
No - they are not even the same part of speech. "son" is a noun and "sus" an intj, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "son" or "sus" show up more?
"sus" is the more common of the two: it sits at frequency rank #32 in our Spanish list, against #40 for "son". 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 "son" and "sus" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "son" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #323,798 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "son" and "sus" also get mixed up with nearby pairs, the highest-scored neighbour is "subís vs sus". Nearby pair

Confusion rank #323,798 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