tenvstosWhich spelling fits?

Quick tell: ten is a verb, tos is a noun, so they fill different roles in a sentence.

Which to use

“ten” is a verb and “tos” is a noun - they look or sound alike but fill different roles in a sentence.

#3,450
“ten” frequency rank
#9,550
“tos” frequency rank
13000
confusion score

Side-by-Side Comparison

Feature ten tos
Definition Segunda persona del singular (tú) del imperativo afirmativo de tener. Contracción espasmódica repentina y a veces repetitiva de la cavidad torácica que resulta en una liberación violenta del aire de los pulmones produciendo un sonido característico.

Where the eye mixes ten and tos

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

3 ch
ten
3 ch
tos

Why the eye confuses ten with tos

These two trip readers on the page rather than in the ear: ten is [ˈt̪ẽn] while tos is [ˈt̪os]. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 13000, derived from the frequency rank of both members and their visual similarity.

ten is recorded at frequency rank #3,450, classified as averb, pronounced [ˈt̪ẽn]. tos is at rank #9,550, tagged as anoun, pronounced [ˈt̪os].

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 13000, this pair ranks #289,508 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ten vs tos

Shared letters: t. Private to "ten": en. Private to "tos": os.

"ten" · 3 letters · shape CVC  ·  "tos" · 3 letters · shape CVC

Frequently Asked Questions

Can "ten" and "tos" be used interchangeably?
No - they are not even the same part of speech. "ten" is a verb and "tos" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "ten" vs "tos" - which ranks higher?
"ten" is the more common of the two: it sits at frequency rank #3,450 in our Spanish list, against #9,550 for "tos". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "ten" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #289,508 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "ten" and "tos" also get mixed up with nearby pairs, the highest-scored neighbour is "tos vs toys". Nearby pair

Confusion rank #289,508 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