kvsKGBTell them apart

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

Which to use

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

#1,381
“k” frequency rank
#25,327
“KGB” frequency rank
26708
confusion score

Side-by-Side Comparison

Feature k KGB
Definition Undécima letra del alfabeto español y octava consonante. Su nombre es ka. Castellanización de las iniciales del ruso Комит́ет Госуд́арственной Безоп́асности, traducido como Comité para la Seguridad del Estado, (organismo de seguridad de la Unión Soviética).

Where the eye mixes k and KGB

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

1 ch
k
3 ch
KGB

Look-alike desk: k vs KGB

These two trip readers on the page rather than in the ear: k is [ˈka] while KGB is [ˈkɣ̞b]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “k” sits inside “KGB”, and the parts of speech differ too (character vs abbrev), which is usually the fastest check. Our composite confusion score for this pair is 26708, derived from the frequency rank of both members and their visual similarity.

k is recorded at frequency rank #1,381, classified as acharacter, pronounced [ˈka]. KGB is at rank #25,327, tagged as anabbrev, pronounced [ˈkɣ̞b].

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 26708, this pair ranks #230,350 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of k vs KGB

Shared letters: k. Private to "k": -. Private to "KGB": bg.

"k" · 1 letters · shape C  ·  "KGB" · 3 letters · shape CCC

Frequently Asked Questions

Can "k" and "KGB" be used interchangeably?
No - they are not even the same part of speech. "k" is a character and "KGB" an abbrev, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "k" or "KGB"?
"k" is the more common of the two: it sits at frequency rank #1,381 in our Spanish list, against #25,327 for "KGB". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "k" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "KGB" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #230,350 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "k" and "KGB" also get mixed up with nearby pairs, the highest-scored neighbour is "kar vs KGB". Nearby pair

Confusion rank #230,350 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list