rapiervsrasterConfusable pair

Which to use

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

#48,443
“rapier” frequency rank
#46,719
“raster” frequency rank
95162
confusion score

Side-by-Side Comparison

Feature rapier raster
Definition A slender, straight, sharply pointed sword (double-edged, single-edged or edgeless), designed predominantly for thrusting; used during the Renaissance period of Europe for civilian duelling A scanning pattern of parallel lines that form the display of an image projected on a cathode-ray tube of a television set or display screen.

Where the eye mixes rapier and raster

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
rapier
6 ch
raster

Why the eye confuses rapier with raster

A purely visual mix-up. rapier (/ˈɹeɪpˌɪə(ɹ)/) and raster (/ˈɹæstɚ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 95162, derived from the frequency rank of both members and their visual similarity.

rapier is recorded at frequency rank #48,443, classified as anoun, pronounced /ˈɹeɪpˌɪə(ɹ)/. raster is at rank #46,719, tagged as anoun, pronounced /ˈɹæstɚ/.

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 95162, this pair ranks #1,061 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of rapier vs raster

Shared letters: aer. Private to "rapier": ip. Private to "raster": st.

"rapier" · 6 letters · shape CVCVVC  ·  "raster" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • rapierarpier · raiper · rapeir · rapierr · rapire · rappier · rpaier · rrapier
  • rasterarster · rasetr · rasster · rasterr · rastre · rastter · ratser · rraster

Frequently Asked Questions

Is swapping "rapier" for "raster" ever safe?
No. They are said differently (/ˈɹeɪpˌɪə(ɹ)/ versus /ˈɹæstɚ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "rapier" or "raster"?
"raster" is the more common of the two: it sits at frequency rank #46,719 in our English list, against #48,443 for "rapier". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "rapier" and "raster" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "rapier" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "raster" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,061 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "rapier" and "raster" also get mixed up with nearby pairs, the highest-scored neighbour is "rafter vs rapier". 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 #1,061 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