tacvstanConfusable pair

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

Which to use

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

#14,971
“tac” frequency rank
#80
“tan” frequency rank
15051
confusion score

Side-by-Side Comparison

Feature tac tan
Definition Sonido que se repite con cierta frecuencia similar al ritmo cardiaco. Variante de tanto.

Where the eye mixes tac and tan

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

3 ch
tac
3 ch
tan

Visual trap between tac and tan

These two trip readers on the page rather than in the ear: tac is [ˈt̪ak] while tan is [ˈt̪ãn]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - c in “tac” becomes n in “tan”, and the parts of speech differ too (noun vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 15051, derived from the frequency rank of both members and their visual similarity.

tac is recorded at frequency rank #14,971, classified as anoun, pronounced [ˈt̪ak]. tan is at rank #80, tagged as anadv, pronounced [ˈt̪ãn].

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 15051, this pair ranks #281,690 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of tac vs tan

Shared letters: at. Private to "tac": c. Private to "tan": n.

"tac" · 3 letters · shape CVC  ·  "tan" · 3 letters · shape CVC

Frequently Asked Questions

Do "tac" and "tan" mean the same thing in a sentence?
No - they are not even the same part of speech. "tac" is a noun and "tan" an adverb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "tac" or "tan" show up more?
"tan" is the more common of the two: it sits at frequency rank #80 in our Spanish list, against #14,971 for "tac". 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 "tac" and "tan" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "tac" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tan" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #281,690 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "tac" and "tan" also get mixed up with nearby pairs, the highest-scored neighbour is "tac vs task". Nearby pair

Confusion rank #281,690 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