Which to use
“kg” and “km” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #4,618
- “kg” frequency rank
- #1,860
- “km” frequency rank
- 6478
- confusion score
Side-by-Side Comparison
| Feature | kg | km |
|---|---|---|
| Definition | Abreviatura y símbolo de la unidad kilogramo. | Abreviatura de kilómetro o kilómetros. |
Where the eye mixes kg and km
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: kg vs km
A purely visual mix-up. kg ([ˈkɣ̞]) and km ([ˈkm]) 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 a single letter - g in “kg” becomes m in “km”. Our composite confusion score for this pair is 6478, derived from the frequency rank of both members and their visual similarity.
kg is recorded at frequency rank #4,618, classified as anabbrev, pronounced [ˈkɣ̞]. km is at rank #1,860, tagged as anabbrev, pronounced [ˈkm].
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 6478, this pair ranks #310,664 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of kg vs km
Shared letters: k. Private to "kg": g. Private to "km": m.
"kg" · 2 letters · shape CC · "km" · 2 letters · shape CC
Frequently Asked Questions
Is swapping "kg" for "km" ever safe?
Frequency check: "kg" vs "km" - which ranks higher?
What to do next
Eye-level mix-up between "kg" and "km" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "kg" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "km" - compare definitions side by side with the headword page. Word entry
- This pair ranks #310,664 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "kg" and "km" also get mixed up with nearby pairs, the highest-scored neighbour is "kar vs kg". Nearby pair
Confusion rank #310,664 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.