nightervsnightlyTell them apart

Quick tell: nighter is a noun, nightly is an adjective, so they fill different roles in a sentence.

Which to use

“nighter” is a noun and “nightly” is an adjective - they look or sound alike but fill different roles in a sentence.

#43,809
“nighter” frequency rank
#15,454
“nightly” frequency rank
59263
confusion score

Side-by-Side Comparison

Feature nighter nightly
Definition Someone or something who does something for a certain number of nights Happening or appearing in the night; night-time; nocturnal.

Letter map: nighter vs nightly

Shared letters muted; letters that set nighter and nightly apart highlighted. Shared run: 5. nighter (CVCCCVC) and nightly (CVCCCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

7 ch
nighter
7 ch
nightly

Part-of-speech tell for nighter / nightly

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: nighter is anoun and nightlyanadjective. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 59263, derived from the frequency rank of both members and their visual similarity.

nighter is recorded at frequency rank #43,809, classified as anoun. nightly is at rank #15,454, tagged as anadj, pronounced /ˈnaɪtli/.

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 59263, this pair ranks #107,308 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of nighter vs nightly

Shared letters: ghint. Private to "nighter": er. Private to "nightly": ly.

"nighter" · 7 letters · shape CVCCCVC  ·  "nightly" · 7 letters · shape CVCCCCV

Known mistypes of this pair

  • nighter ← inghter · ngihter · nigghter · nighetr · nighhter · nighterr · nightre · nightter
  • nightly ← inghtly · ngihtly · nigghtly · nighhtly · nighlty · nightlly · nightlyy · nighttly

Frequently Asked Questions

Is swapping "nighter" for "nightly" ever safe?
No - they are not even the same part of speech. "nighter" is a noun and "nightly" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "nighter" vs "nightly" - which ranks higher?
"nightly" is the more common of the two: it sits at frequency rank #15,454 in our English list, against #43,809 for "nighter". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "nighter" and "nightly". Here's where to go from here.

  • Full dictionary entry for "nighter" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "nightly" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #107,308 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "nighter" and "nightly" also get mixed up with nearby pairs, the highest-scored neighbour is "nigger vs nighter". 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 #107,308 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