tacvstadTell them apart

Which to use

“tac” and “tad” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#14,971
“tac” frequency rank
#46,240
“tad” frequency rank
61211
confusion score

Side-by-Side Comparison

Feature tac tad
Definition Sonido que se repite con cierta frecuencia similar al ritmo cardiaco. Padre.

Where the eye mixes tac and tad

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

3 ch
tac
3 ch
tad

Visual trap between tac and tad

A purely visual mix-up. tac ([ˈt̪ak]) and tad (/ˈtɑːt/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - c in “tac” becomes d in “tad”. Our composite confusion score for this pair is 61211, 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]. tad is at rank #46,240, tagged as anoun, pronounced /ˈtɑːt/.

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 61211, this pair ranks #56,260 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of tac vs tad

Shared letters: at. Private to "tac": c. Private to "tad": d.

"tac" · 3 letters · shape CVC  ·  "tad" · 3 letters · shape CVC

Frequently Asked Questions

Can "tac" and "tad" be used interchangeably?
No. They are said differently ([ˈt̪ak] versus /ˈtɑːt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "tac" or "tad"?
"tac" is the more common of the two: it sits at frequency rank #14,971 in our Spanish list, against #46,240 for "tad". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "tac" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tad" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #56,260 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "tac" and "tad" also get mixed up with nearby pairs, the highest-scored neighbour is "tad vs task". Nearby pair

Confusion rank #56,260 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