Which to use
“system” and “systems” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #249
- “system” frequency rank
- #916
- “systems” frequency rank
- 1165
- confusion score
Side-by-Side Comparison
| Feature | system | systems |
|---|---|---|
| Definition | A group or set of related things that operate together as a complex whole. | plural of system |
Where the eye mixes system and systems
Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.
Why the eye confuses system with systems
A purely visual mix-up. system (/ˈsɪstəm/) and systems (/ˈsɪstəmz/) 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 extra letter(s) - “system” sits inside “systems”. Our composite confusion score for this pair is 1165, derived from the frequency rank of both members and their visual similarity.
system is recorded at frequency rank #249, classified as anoun, pronounced /ˈsɪstəm/. systems is at rank #916, tagged as anoun, pronounced /ˈsɪstəmz/.
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 1165, this pair ranks #527,967 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of system vs systems
Shared letters: emsty. Private to "system": -. Private to "systems": -.
"system" · 6 letters · shape CVCCVC · "systems" · 7 letters · shape CVCCVCC
Known mistypes of this pair
Frequently Asked Questions
Can "system" and "systems" be used interchangeably?
Frequency check: "system" vs "systems" - which ranks higher?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "system" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "systems" - compare definitions side by side with the headword page. Word entry
- This pair ranks #527,967 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "system" and "systems" also get mixed up with nearby pairs, the highest-scored neighbour is "systemic vs systems". 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 #527,967 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.