initiationvsinstigationWhich spelling fits?

Which to use

“initiation” and “instigation” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#14,568
“initiation” frequency rank
#44,272
“instigation” frequency rank
58840
confusion score

Side-by-Side Comparison

Feature initiation instigation
Definition The act of initiating, or the process of being initiated or introduced. The act of instigating, or the state of being instigated; incitement; especially to evil or wickedness.

Where the eye mixes initiation and instigation

Muted = shared; highlighted = the visual trap. They share 9 letters in sequence.

10 ch
initiation
11 ch
instigation

Visual trap between initiation and instigation

A purely visual mix-up. initiation (/ɪˌnɪʃ.iˈeɪ.ʃən/) and instigation (/ˌɪnstɪˈɡeɪʃən/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 58840, derived from the frequency rank of both members and their visual similarity.

initiation is recorded at frequency rank #14,568, classified as anoun, pronounced /ɪˌnɪʃ.iˈeɪ.ʃən/. instigation is at rank #44,272, tagged as anoun, pronounced /ˌɪnstɪˈɡeɪʃən/.

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 58840, this pair ranks #109,924 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of initiation vs instigation

Shared letters: ainot. Private to "initiation": -. Private to "instigation": gs.

"initiation" · 10 letters · shape VCVCVVCVVC  ·  "instigation" · 11 letters · shape VCCCVCVCVVC

Known mistypes of this pair

  • initiationiintiation · iniitation · initaition · initiaiton · initiasion · initiatino · initiationn · initiatoin
  • instigationinnstigation · insitgation · insstigation · instgiation · instiagtion · instigaiton · instigasion · instigatino

Frequently Asked Questions

Can "initiation" and "instigation" be used interchangeably?
No. They are said differently (/ɪˌnɪʃ.iˈeɪ.ʃən/ versus /ˌɪnstɪˈɡeɪʃən/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "initiation" or "instigation"?
"initiation" is the more common of the two: it sits at frequency rank #14,568 in our English list, against #44,272 for "instigation". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "initiation" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "instigation" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #109,924 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "initiation" and "instigation" also get mixed up with nearby pairs, the highest-scored neighbour is "instigation vs instigator". 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 #109,924 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