persistentvspersistingWhich spelling fits?

Quick tell: persistent is a adjective, persisting is a noun, so they fill different roles in a sentence.

Which to use

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

#8,329
“persistent” frequency rank
#41,807
“persisting” frequency rank
50136
confusion score

Side-by-Side Comparison

Feature persistent persisting
Definition Obstinately refusing to give up or let go. persistence

Letter map: persistent vs persisting

Shared letters muted; letters that set persistent and persisting apart highlighted. Shared run: 8.

10 ch
persistent
10 ch
persisting

Role in the sentence - persistent and persisting

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: persistent is anadjective and persistinganoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 50136, derived from the frequency rank of both members and their visual similarity.

persistent is recorded at frequency rank #8,329, classified as anadj, pronounced /pɚˈsɪstənt/. persisting is at rank #41,807, tagged as anoun.

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 50136, this pair ranks #177,012 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of persistent vs persisting

Shared letters: einprst. Private to "persistent": -. Private to "persisting": g.

"persistent" · 10 letters · shape CVCCVCCVCC  ·  "persisting" · 10 letters · shape CVCCVCCVCC

Known mistypes of this pair

  • persistenteprsistent · perisstent · perrsistent · persisetnt · persisstent · persistennt · persistentt · persistetn
  • persistingeprsisting · perissting · perrsisting · persisitng · persissting · persistign · persistingg · persistinng

Frequently Asked Questions

Is swapping "persistent" for "persisting" ever safe?
No - they are not even the same part of speech. "persistent" is an adjective and "persisting" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "persistent" vs "persisting" - which ranks higher?
"persistent" is the more common of the two: it sits at frequency rank #8,329 in our English list, against #41,807 for "persisting". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "persistent" vs "persisting" is on the table, pick a follow-up below.

  • Full dictionary entry for "persistent" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "persisting" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #177,012 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "persistent" and "persisting" also get mixed up with nearby pairs, the highest-scored neighbour is "permitting vs persisting". 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 #177,012 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