isolatingvsisolationTell them apart

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

Which to use

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

#21,552
“isolating” frequency rank
#6,926
“isolation” frequency rank
28478
confusion score

Side-by-Side Comparison

Feature isolating isolation
Definition Having low morpheme per word ratio and no inflectional morphemes. The state of being isolated, detached, or separated; the state of being away from other people.

Letter map: isolating vs isolation

Shared letters muted; letters that set isolating and isolation apart highlighted. Shared run: 8.

9 ch
isolating
9 ch
isolation

Part-of-speech tell for isolating / isolation

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: isolating is anadjective and isolationanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 28478, derived from the frequency rank of both members and their visual similarity.

isolating is recorded at frequency rank #21,552, classified as anadj. isolation is at rank #6,926, tagged as anoun, pronounced /ˌaɪsəˈleɪʃən/.

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 28478, this pair ranks #370,767 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of isolating vs isolation

Shared letters: ailnost. Private to "isolating": g. Private to "isolation": -.

"isolating" · 9 letters · shape VCVCVCVCC  ·  "isolation" · 9 letters · shape VCVCVCVVC

Known mistypes of this pair

  • isolatingioslating · isloating · isoalting · isolaitng · isolatign · isolatingg · isolatinng · isolatnig
  • isolationioslation · isloation · isoaltion · isolaiton · isolasion · isolatino · isolationn · isolatoin

Frequently Asked Questions

Can "isolating" and "isolation" be used interchangeably?
No - they are not even the same part of speech. "isolating" is an adjective and "isolation" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "isolating" or "isolation" show up more?
"isolation" is the more common of the two: it sits at frequency rank #6,926 in our English list, against #21,552 for "isolating". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "isolating" vs "isolation" is on the table, pick a follow-up below.

  • Full dictionary entry for "isolating" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "isolation" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #370,767 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "isolating" and "isolation" also get mixed up with nearby pairs, the highest-scored neighbour is "insulation vs isolation". 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 #370,767 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