Which to use
“algo” is a noun and “altho” is a conjunction - they look or sound alike but fill different roles in a sentence.
- #49,758
- “algo” frequency rank
- #44,055
- “altho” frequency rank
- 93813
- confusion score
Side-by-Side Comparison
| Feature | algo | altho |
|---|---|---|
| Definition | Clipping of algorithm. | Alternative spelling of although. |
Letter map: algo vs altho
Shared letters muted; letters that set algo and altho apart highlighted. Shared run: 3. algo runs 4 letters (VCCV) against altho's 5 (VCCCV) - the length gap alone is often enough to separate them once you know to check it.
Grammar separator: algo vs altho
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: algo is anoun and althoaconjunction. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 93813, derived from the frequency rank of both members and their visual similarity.
algo is recorded at frequency rank #49,758, classified as anoun, pronounced /ˈæl.ɡoʊ̯/. 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 93813, this pair ranks #1,690 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of algo vs altho
Shared letters: alo. Private to "algo": g. Private to "altho": ht.
"algo" · 4 letters · shape VCCV · "altho" · 5 letters · shape VCCCV
Known mistypes of this pair
Frequently Asked Questions
Do "algo" and "altho" mean the same thing in a sentence?
Which is more common, "algo" or "altho"?
After this comparison
Pair "algo" vs "altho" is on the table, pick a follow-up below.
- Full dictionary entry for "algo" 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 #1,690 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "algo" and "altho" also get mixed up with nearby pairs, the highest-scored neighbour is "alc vs algo". 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 #1,690 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.