Which to use
“knee” and “knob” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #4,098
- “knee” frequency rank
- #15,203
- “knob” frequency rank
- 19301
- confusion score
Side-by-Side Comparison
| Feature | knee | knob |
|---|---|---|
| Definition | In humans, the joint or the region of the joint in the middle part of the leg between the thigh and the shank. | A rounded protuberance, especially one arising from a flat surface; a fleshy lump or caruncle. |
Where the eye mixes knee and knob
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Spelling & Dictionary Insight
A purely visual mix-up. knee (/niː/) and knob (/nɒb/) 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 19301, derived from the frequency rank of both members and their visual similarity.
knee is recorded at frequency rank #4,098, classified as anoun, pronounced /niː/. knob is at rank #15,203, tagged as anoun, pronounced /nɒb/.
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 19301, this pair ranks #439,122 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of knee vs knob
Shared letters: kn. Private to "knee": e. Private to "knob": bo.
"knee" · 4 letters · shape CCVV · "knob" · 4 letters · shape CCVC