Which to use
“block” and “blood” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #1,386
- “block” frequency rank
- #823
- “blood” frequency rank
- 2209
- confusion score
Side-by-Side Comparison
| Feature | block | blood |
|---|---|---|
| Definition | A substantial, often approximately cuboid, piece of any substance. | A vital liquid flowing in the bodies of many types of animals that usually conveys nutrients and oxygen. In vertebrates, it is colored red by hemoglobin, is conveyed by arteries and veins, is pumped by the heart and is usually generated in bone marrow. |
Where the eye mixes block and blood
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Spelling & Dictionary Insight
A purely visual mix-up. block (/blɒk/) and blood (/blʌd/) 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 2209, derived from the frequency rank of both members and their visual similarity.
block is recorded at frequency rank #1,386, classified as anoun, pronounced /blɒk/. blood is at rank #823, tagged as anoun, pronounced /blʌd/.
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 2209, this pair ranks #525,577 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of block vs blood
Shared letters: blo. Private to "block": ck. Private to "blood": d.
"block" · 5 letters · shape CCVCC · "blood" · 5 letters · shape CCVVC