Which to use
“allo” is an adjective and “altho” is a conjunction - they look or sound alike but fill different roles in a sentence.
- #40,110
- “allo” frequency rank
- #44,055
- “altho” frequency rank
- 84165
- confusion score
Side-by-Side Comparison
| Feature | allo | altho |
|---|---|---|
| Definition | Allosexual and/or alloromantic; experiencing sexual and/or romantic attraction. | Alternative spelling of although. |
Letter map: allo vs altho
Shared letters muted; letters that set allo and altho apart highlighted. Shared run: 3.
Part-of-speech tell for allo / altho
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: allo is anadjective and althoaconjunction. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 84165, derived from the frequency rank of both members and their visual similarity.
allo is recorded at frequency rank #40,110, classified as anadj, pronounced /ˈæ.ləʊ/. altho is at rank #44,055, tagged as aconj.
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 84165, this pair ranks #12,535 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of allo vs altho
Shared letters: alo. Private to "allo": -. Private to "altho": ht.
"allo" · 4 letters · shape VCCV · "altho" · 5 letters · shape VCCCV
Known mistypes of this pair
Frequently Asked Questions
Can "allo" and "altho" be used interchangeably?
In ordinary English text, does "allo" or "altho" show up more?
After this comparison
Pair "allo" vs "altho" is on the table, pick a follow-up below.
- Full dictionary entry for "allo" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "altho" - compare definitions side by side with the headword page. Word entry
- This pair ranks #12,535 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "allo" and "altho" also get mixed up with nearby pairs, the highest-scored neighbour is "algo vs altho". 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 #12,535 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.