KvskmWhat's the difference?

Quick tell: K is a character, km is an abbrev, so they fill different roles in a sentence.

Which to use

“K” is a character and “km” is an abbrev - they look or sound alike but fill different roles in a sentence.

#1,012
“K” frequency rank
#764
“km” frequency rank
1776
confusion score

Side-by-Side Comparison

Feature K km
Definition elfter Buchstabe des lateinischen Alphabets Einheitssymbol für Kilometer

Letter map: K vs km

Shared letters muted; letters that set K and km apart highlighted. Shared run: 1.

1 ch
K
2 ch
km

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: K is acharacter and kmanabbrev. On the page they differ by 1 extra letter(s) - “K” sits inside “km”. Our composite confusion score for this pair is 1776, derived from the frequency rank of both members and their visual similarity.

K is recorded at frequency rank #1,012, classified as acharacter, pronounced [kaː]. km is at rank #764, tagged as anabbrev.

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 1776, this pair ranks #2,003,760 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of K vs km

Shared letters: k. Private to "K": -. Private to "km": m.

"K" · 1 letters · shape C  ·  "km" · 2 letters · shape CC

Frequently Asked Questions

Can "K" and "km" be used interchangeably?
No - they are not even the same part of speech. "K" is a character and "km" an abbrev, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "K" or "km"?
"km" is the more common of the two: it sits at frequency rank #764 in our German list, against #1,012 for "K". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "K" and "km". Here's where to go from here.

  • Full dictionary entry for "K" 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 #2,003,760 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "K" and "km" also get mixed up with nearby pairs, the highest-scored neighbour is "K vs Koi". Nearby pair

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list