Which to use
“chaos” and “cos” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #4,509
- “chaos” frequency rank
- #6,553
- “cos” frequency rank
- 11062
- confusion score
Side-by-Side Comparison
| Feature | chaos | cos |
|---|---|---|
| Definition | The unordered state of matter in classical accounts of cosmogony. | Synonym of romaine lettuce, a long-leaved variety of lettuce. |
Where the eye mixes chaos and cos
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Spelling & Dictionary Insight
A purely visual mix-up. chaos (/ˈkeɪ.ɒs/) and cos (/kɑs/) 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 2 letter(s) in length. Our composite confusion score for this pair is 11062, derived from the frequency rank of both members and their visual similarity.
chaos is recorded at frequency rank #4,509, classified as anoun, pronounced /ˈkeɪ.ɒs/. cos is at rank #6,553, tagged as anoun, pronounced /kɑs/.
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 11062, this pair ranks #489,078 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of chaos vs cos
Shared letters: cos. Private to "chaos": ah. Private to "cos": -.
"chaos" · 5 letters · shape CCVVC · "cos" · 3 letters · shape CVC
Known mistypes of this pair
- chaos ← cahos · cchaos · chaoss · chaso · chhaos · choas · hcaos