MorisonvsmotionWhich spelling fits?

Quick tell: Morison is a name, motion is a noun, so they fill different roles in a sentence.

Which to use

“Morison” is a name and “motion” is a noun - they look or sound alike but fill different roles in a sentence.

#49,510
“Morison” frequency rank
#2,545
“motion” frequency rank
52055
confusion score

Side-by-Side Comparison

Feature Morison motion
Definition A surname. A change whereby something goes from one place to another; a state of progression from one place to another; a change of position with respect to time.

Where the eye mixes Morison and motion

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

7 ch
Morison
6 ch
motion

Visual trap between Morison and motion

These two trip readers on the page rather than in the ear: Morison is /ˈmɒɹɪsən/ while motion is /ˈməʊ.ʃən/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 52055, derived from the frequency rank of both members and their visual similarity.

Morison is recorded at frequency rank #49,510, classified as aname, pronounced /ˈmɒɹɪsən/. motion is at rank #2,545, tagged as anoun, pronounced /ˈməʊ.ʃən/.

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 52055, this pair ranks #160,240 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Morison vs motion

Shared letters: imno. Private to "Morison": rs. Private to "motion": t.

"Morison" · 7 letters · shape CVCVCVC  ·  "motion" · 6 letters · shape CVCVVC

Known mistypes of this pair

  • Morisonmmorison · moirson · moriosn · morisno · morisonn · morisson · morsion · mroison
  • motionmmotion · moiton · mosion · motino · motionn · motoin · mottion · mtoion

Frequently Asked Questions

Is swapping "Morison" for "motion" ever safe?
No - they are not even the same part of speech. "Morison" is a name and "motion" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "Morison" or "motion" show up more?
"motion" is the more common of the two: it sits at frequency rank #2,545 in our English list, against #49,510 for "Morison". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "Morison" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "motion" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #160,240 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Morison" and "motion" also get mixed up with nearby pairs, the highest-scored neighbour is "Morin vs Morison". 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 #160,240 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