notoriousvsnotoriouslyWhich spelling fits?

Quick tell: notorious is a adjective, notoriously is an adverb, so they fill different roles in a sentence.

Which to use

“notorious” is an adjective and “notoriously” is an adverb - they look or sound alike but fill different roles in a sentence.

#9,218
“notorious” frequency rank
#17,911
“notoriously” frequency rank
27129
confusion score

Side-by-Side Comparison

Feature notorious notoriously
Definition Senses with an unfavourable connotation. In a notorious or notable manner; as is commonly known.

Where the eye mixes notorious and notoriously

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence. notorious runs 9 letters (CVCVCVVVC) against notoriously's 11 (CVCVCVVVCCV) - the length gap alone is often enough to separate them once you know to check it.

9 ch
notorious
11 ch
notoriously

Why the eye confuses notorious with notoriously

These two trip readers on the page rather than in the ear: notorious is /nə(ʊ)ˈtɔː.ɹɪ.əs/ while notoriously is /nəˈtɔːɹɪəsli/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “notorious” sits inside “notoriously”, and the parts of speech differ too (adjective vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 27129, derived from the frequency rank of both members and their visual similarity.

notorious is recorded at frequency rank #9,218, classified as anadj, pronounced /nə(ʊ)ˈtɔː.ɹɪ.əs/. notoriously is at rank #17,911, tagged as anadv, pronounced /nəˈtɔːɹɪəsli/.

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 27129, this pair ranks #381,391 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of notorious vs notoriously

Shared letters: inorstu. Private to "notorious": -. Private to "notoriously": ly.

"notorious" · 9 letters · shape CVCVCVVVC  ·  "notoriously" · 11 letters · shape CVCVCVVVCCV

Known mistypes of this pair

  • notorious ← nnotorious · nootrious · notoirous · notoriosu · notoriouss · notoriuos · notoroius · notorrious
  • notoriously ← nnotoriously · nootriously · notoirously · notoriosuly · notorioulsy · notoriouslly · notoriouslyy · notorioussly

Frequently Asked Questions

Is swapping "notorious" for "notoriously" ever safe?
No - they are not even the same part of speech. "notorious" is an adjective and "notoriously" an adverb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "notorious" vs "notoriously" - which ranks higher?
"notorious" is the more common of the two: it sits at frequency rank #9,218 in our English list, against #17,911 for "notoriously". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "notorious" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "notoriously" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #381,391 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • 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 #381,391 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