astervsaugerTell them apart

Which to use

“aster” and “auger” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#36,438
“aster” frequency rank
#38,293
“auger” frequency rank
74731
confusion score

Side-by-Side Comparison

Feature aster auger
Definition Any of several plants of the genus Aster; one of its flowers. A carpenter's tool for boring holes longer than those bored by a gimlet.

Where the eye mixes aster and auger

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
aster
5 ch
auger

Why the eye confuses aster with auger

A purely visual mix-up. aster (/ˈæs.tə(ɹ)/) 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 74731, derived from the frequency rank of both members and their visual similarity.

aster is recorded at frequency rank #36,438, classified as anoun, pronounced /ˈæs.tə(ɹ)/. 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 74731, this pair ranks #35,386 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of aster vs auger

Shared letters: aer. Private to "aster": st. Private to "auger": gu.

"aster" · 5 letters · shape VCCVC  ·  "auger" · 5 letters · shape VVCVC

Known mistypes of this pair

  • asterasetr · asster · asterr · astre · astter · sater
  • augeraguer · auegr · augerr · augger · augre · uager

Frequently Asked Questions

Do "aster" and "auger" mean the same thing in a sentence?
No. They are said differently (/ˈæs.tə(ɹ)/ versus /ˈɔː.ɡə(ɹ)/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "aster" or "auger" show up more?
"aster" is the more common of the two: it sits at frequency rank #36,438 in our English list, against #38,293 for "auger". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "aster" and "auger" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "aster" 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 #35,386 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "aster" and "auger" also get mixed up with nearby pairs, the highest-scored neighbour is "Asta vs aster". 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 #35,386 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list