insertingvsinsertionWhat's the difference?

Quick tell: inserting is a verb, insertion is a noun, so they fill different roles in a sentence.

Which to use

“inserting” is a verb and “insertion” is a noun - they look or sound alike but fill different roles in a sentence.

#20,393
“inserting” frequency rank
#18,110
“insertion” frequency rank
38503
confusion score

Side-by-Side Comparison

Feature inserting insertion
Definition present participle and gerund of insert The act of inserting, or something inserted.

Where the eye mixes inserting and insertion

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence.

9 ch
inserting
9 ch
insertion

Why the eye confuses inserting with insertion

These two trip readers on the page rather than in the ear: inserting is /ɪnˈsɝtɪŋ/ while insertion is /ɪnˈsɝʃən/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 38503, derived from the frequency rank of both members and their visual similarity.

inserting is recorded at frequency rank #20,393, classified as averb, pronounced /ɪnˈsɝtɪŋ/. insertion is at rank #18,110, tagged as anoun, pronounced /ɪnˈsɝʃən/.

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 38503, this pair ranks #285,365 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of inserting vs insertion

Shared letters: einrst. Private to "inserting": g. Private to "insertion": o.

"inserting" · 9 letters · shape VCCVCCVCC  ·  "insertion" · 9 letters · shape VCCVCCVVC

Known mistypes of this pair

  • insertinginesrting · innserting · inseritng · inserrting · insertign · insertingg · insertinng · insertnig
  • insertioninesrtion · innsertion · inseriton · inserrtion · insersion · insertino · insertionn · insertoin

Frequently Asked Questions

Can "inserting" and "insertion" be used interchangeably?
No - they are not even the same part of speech. "inserting" is a verb and "insertion" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "inserting" or "insertion" show up more?
"insertion" is the more common of the two: it sits at frequency rank #18,110 in our English list, against #20,393 for "inserting". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "inserting" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "insertion" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #285,365 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "inserting" and "insertion" also get mixed up with nearby pairs, the highest-scored neighbour is "inferring vs inserting". 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 #285,365 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