Which to use
“slow” is an adjective and “sou” is a noun - they look or sound alike but fill different roles in a sentence.
- #1,504
- “slow” frequency rank
- #35,525
- “sou” frequency rank
- 37029
- confusion score
Side-by-Side Comparison
| Feature | slow | sou |
|---|---|---|
| Definition | Taking a long time to move or go a short distance, or to perform an action; not quick in motion; proceeding at a low speed. | An old French copper coin equal to one twentieth of a livre or twelve deniers; one sou is to the livre as one shilling is to the pound. |
Where the eye mixes slow and sou
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: slow is /sləʊ/ while sou is /suː/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 37029, derived from the frequency rank of both members and their visual similarity.
slow is recorded at frequency rank #1,504, classified as anadj, pronounced /sləʊ/. sou is at rank #35,525, tagged as anoun, pronounced /suː/.
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 37029, this pair ranks #298,058 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of slow vs sou
Shared letters: os. Private to "slow": lw. Private to "sou": u.
"slow" · 4 letters · shape CCVC · "sou" · 3 letters · shape CVV
Known mistypes of this pair
- slow ← lsow · sllow · sloww · slwo · solw · sslow