addonvsadornWhich spelling fits?

Quick tell: addon is a noun, adorn is a verb, so they fill different roles in a sentence.

Which to use

“addon” is a noun and “adorn” is a verb - they look or sound alike but fill different roles in a sentence.

#45,188
“addon” frequency rank
#28,444
“adorn” frequency rank
73632
confusion score

Side-by-Side Comparison

Feature addon adorn
Definition Alternative form of add-on. To make more beautiful and attractive; to decorate.

Letter map: addon vs adorn

Shared letters muted; letters that set addon and adorn apart highlighted. Shared run: 4. addon (VCCVC) and adorn (VCVCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
addon
5 ch
adorn

Role in the sentence - addon and adorn

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: addon is anoun and adornaverb. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 73632, derived from the frequency rank of both members and their visual similarity.

addon is recorded at frequency rank #45,188, classified as anoun. adorn is at rank #28,444, tagged as averb, pronounced /əˈdɔɹn/.

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 73632, this pair ranks #38,975 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of addon vs adorn

Shared letters: adno. Private to "addon": -. Private to "adorn": r.

"addon" · 5 letters · shape VCCVC  ·  "adorn" · 5 letters · shape VCVCC

Known mistypes of this pair

  • addon ← addno · addonn · adodn · adon · dadon
  • adorn ← addorn · adonr · adornn · adorrn · adron · aodrn · daorn

Frequently Asked Questions

Can "addon" and "adorn" be used interchangeably?
No - they are not even the same part of speech. "addon" is a noun and "adorn" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "addon" or "adorn"?
"adorn" is the more common of the two: it sits at frequency rank #28,444 in our English list, against #45,188 for "addon". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "addon" and "adorn". Here's where to go from here.

  • Full dictionary entry for "addon" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "adorn" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #38,975 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "addon" and "adorn" also get mixed up with nearby pairs, the highest-scored neighbour is "addon vs Ando". 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 #38,975 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