samplervssimplexWhich spelling fits?

Quick tell: sampler is a noun, simplex is an adjective, so they fill different roles in a sentence.

Which to use

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

#25,561
“sampler” frequency rank
#30,229
“simplex” frequency rank
55790
confusion score

Side-by-Side Comparison

Feature sampler simplex
Definition A piece of needlework embroidered with a variety of designs. Having a single structure; not composite or complex; undivided, unitary.

Where the eye mixes sampler and simplex

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

7 ch
sampler
7 ch
simplex

Visual trap between sampler and simplex

These two trip readers on the page rather than in the ear: sampler is /ˈsæmplɚ/ while simplex is /ˈsɪmplɛks/. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 55790, derived from the frequency rank of both members and their visual similarity.

sampler is recorded at frequency rank #25,561, classified as anoun, pronounced /ˈsæmplɚ/. simplex is at rank #30,229, tagged as anadj, pronounced /ˈsɪmplɛks/.

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 55790, this pair ranks #130,928 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of sampler vs simplex

Shared letters: elmps. Private to "sampler": ar. Private to "simplex": ix.

"sampler" · 7 letters · shape CVCCCVC  ·  "simplex" · 7 letters · shape CVCCCVC

Known mistypes of this pair

  • samplerasmpler · samlper · sammpler · sampelr · samplerr · sampller · samplre · samppler
  • simplexismplex · simlpex · simmplex · simpelx · simplexx · simpllex · simplxe · simpplex

Frequently Asked Questions

Can "sampler" and "simplex" be used interchangeably?
No - they are not even the same part of speech. "sampler" is a noun and "simplex" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "sampler" or "simplex" show up more?
"sampler" is the more common of the two: it sits at frequency rank #25,561 in our English list, against #30,229 for "simplex". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "sampler" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "simplex" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #130,928 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sampler" and "simplex" also get mixed up with nearby pairs, the highest-scored neighbour is "Sameer vs sampler". 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 #130,928 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