Which to use
“dah” is a noun and “Darth” is a name - they look or sound alike but fill different roles in a sentence.
- #24,721
- “dah” frequency rank
- #21,485
- “Darth” frequency rank
- 46206
- confusion score
Side-by-Side Comparison
| Feature | dah | Darth |
|---|---|---|
| Definition | The spoken representation of a dash in radio and telegraph Morse code. | Used as a title or name for an evil person. |
Where the eye mixes dah and Darth
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. dah runs 3 letters (CVC) against Darth's 5 (CVCCC) - the length gap alone is often enough to separate them once you know to check it.
Visual trap between dah and Darth
These two trip readers on the page rather than in the ear: dah is /dɑː/ while Darth is /dɑɹθ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 46206, derived from the frequency rank of both members and their visual similarity.
dah is recorded at frequency rank #24,721, classified as anoun, pronounced /dɑː/. Darth is at rank #21,485, tagged as aname, pronounced /dɑɹθ/.
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 46206, this pair ranks #213,972 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of dah vs Darth
Shared letters: adh. Private to "dah": -. Private to "Darth": rt.
"dah" · 3 letters · shape CVC · "Darth" · 5 letters · shape CVCCC
Known mistypes of this pair
- Darth ← adrth · darht · darrth · darthh · dartth · datrh · ddarth · drath
Frequently Asked Questions
Is swapping "dah" for "Darth" ever safe?
Frequency check: "dah" vs "Darth" - which ranks higher?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "dah" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Darth" - compare definitions side by side with the headword page. Word entry
- This pair ranks #213,972 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "dah" and "Darth" also get mixed up with nearby pairs, the highest-scored neighbour is "dah vs dox". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #213,972 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.