splendidvssplendidlyConfusable pair

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

Which to use

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

#10,451
“splendid” frequency rank
#42,914
“splendidly” frequency rank
53365
confusion score

Side-by-Side Comparison

Feature splendid splendidly
Definition Possessing or displaying splendor; shining; very bright. In a splendid manner.

Letter map: splendid vs splendidly

Shared letters muted; letters that set splendid and splendidly apart highlighted. Shared run: 8. splendid runs 8 letters (CCCVCCVC) against splendidly's 10 (CCCVCCVCCV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
splendid
10 ch
splendidly

Part-of-speech tell for splendid / splendidly

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: splendid is anadjective and splendidlyanadverb. On the page they differ by 2 extra letter(s) - “splendid” sits inside “splendidly”. Our composite confusion score for this pair is 53365, derived from the frequency rank of both members and their visual similarity.

splendid is recorded at frequency rank #10,451, classified as anadj, pronounced /ˈsplɛndɪd/. splendidly is at rank #42,914, tagged as anadv.

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 53365, this pair ranks #149,601 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of splendid vs splendidly

Shared letters: deilnps. Private to "splendid": -. Private to "splendidly": y.

"splendid" · 8 letters · shape CCCVCCVC  ·  "splendidly" · 10 letters · shape CCCVCCVCCV

Known mistypes of this pair

  • splendid ← pslendid · slpendid · spelndid · splednid · splenddi · splenddid · splendidd · splenidd
  • splendidly ← pslendidly · slpendidly · spelndidly · splednidly · splenddidly · splenddily · splendiddly · splendidlly

Frequently Asked Questions

Is swapping "splendid" for "splendidly" ever safe?
No - they are not even the same part of speech. "splendid" is an adjective and "splendidly" an adverb, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "splendid" or "splendidly" show up more?
"splendid" is the more common of the two: it sits at frequency rank #10,451 in our English list, against #42,914 for "splendidly". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "splendid" and "splendidly".

  • Full dictionary entry for "splendid" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "splendidly" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #149,601 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "splendid" and "splendidly" also get mixed up with nearby pairs, the highest-scored neighbour is "solenoid vs splendid". 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 #149,601 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