Which to use
“alder” and “auger” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #29,902
- “alder” frequency rank
- #38,293
- “auger” frequency rank
- 68195
- confusion score
Side-by-Side Comparison
| Feature | alder | auger |
|---|---|---|
| Definition | Any of several trees or shrubs of the genus Alnus, belonging to the birch family. | A carpenter's tool for boring holes longer than those bored by a gimlet. |
Where the eye mixes alder and auger
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. alder (VCCVC) and auger (VVCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Why the eye confuses alder with auger
A purely visual mix-up. alder (/ˈɔːldə/) and auger (/ˈɔː.ɡə(ɹ)/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 68195, derived from the frequency rank of both members and their visual similarity.
alder is recorded at frequency rank #29,902, classified as anoun, pronounced /ˈɔːldə/. auger is at rank #38,293, tagged as anoun, pronounced /ˈɔː.ɡə(ɹ)/.
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 68195, this pair ranks #60,008 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of alder vs auger
Shared letters: aer. Private to "alder": dl. Private to "auger": gu.
"alder" · 5 letters · shape VCCVC · "auger" · 5 letters · shape VVCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "alder" for "auger" ever safe?
Frequency check: "alder" vs "auger" - which ranks higher?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "alder" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "auger" - compare definitions side by side with the headword page. Word entry
- This pair ranks #60,008 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "alder" and "auger" also get mixed up with nearby pairs, the highest-scored neighbour is "Alger vs auger". 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 #60,008 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.