Which to use
“assemble” is a verb and “assembler” is a noun - they look or sound alike but fill different roles in a sentence.
- #12,182
- “assemble” frequency rank
- #42,006
- “assembler” frequency rank
- 54188
- confusion score
Side-by-Side Comparison
| Feature | assemble | assembler |
|---|---|---|
| Definition | To put together. | A program that reads source code written in assembly language and produces executable machine code, possibly together with information needed by linkers, debuggers and other tools. |
Where the eye mixes assemble and assembler
Muted = shared; highlighted = the visual trap. They share 8 letters in sequence.
Look-alike desk: assemble vs assembler
These two trip readers on the page rather than in the ear: assemble is /əˈsɛm.bəl/ while assembler is /əˈsɛmb(ə)lɚ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “assemble” sits inside “assembler”, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 54188, derived from the frequency rank of both members and their visual similarity.
assemble is recorded at frequency rank #12,182, classified as averb, pronounced /əˈsɛm.bəl/. assembler is at rank #42,006, tagged as anoun, pronounced /əˈsɛmb(ə)lɚ/.
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 54188, this pair ranks #143,023 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of assemble vs assembler
Shared letters: abelms. Private to "assemble": -. Private to "assembler": r.
"assemble" · 8 letters · shape VCCVCCCV · "assembler" · 9 letters · shape VCCVCCCVC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "assemble" for "assembler" ever safe?
Which is more common, "assemble" or "assembler"?
What to do next
Eye-level mix-up between "assemble" and "assembler" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "assemble" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "assembler" - compare definitions side by side with the headword page. Word entry
- This pair ranks #143,023 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "assemble" and "assembler" also get mixed up with nearby pairs, the highest-scored neighbour is "assembled vs assembler". 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 #143,023 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.