BIOSvsbumsConfusable pair

Quick tell: BIOS is a abbrev, bums is a verb, so they fill different roles in a sentence.

Which to use

“BIOS” is an abbrev and “bums” is a verb - they look or sound alike but fill different roles in a sentence.

#34,016
“BIOS” frequency rank
#37,424
“bums” frequency rank
71440
confusion score

Side-by-Side Comparison

Feature BIOS bums
Definition Basic Input Output System – grundlegendes Eingabe-/Ausgabesystem 2. Person Singular Imperativ Präsens Aktiv des Verbs bumsen

Where the eye mixes BIOS and bums

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
BIOS
4 ch
bums

Visual trap between BIOS and bums

These two trip readers on the page rather than in the ear: BIOS is [ˈbaɪ̯ɔs] while bums is [bʊms]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (abbrev vs verb), which is usually the fastest check. Our composite confusion score for this pair is 71440, derived from the frequency rank of both members and their visual similarity.

BIOS is recorded at frequency rank #34,016, classified as anabbrev, pronounced [ˈbaɪ̯ɔs]. bums is at rank #37,424, tagged as averb, pronounced [bʊms].

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 71440, this pair ranks #416,756 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of BIOS vs bums

Shared letters: bs. Private to "BIOS": io. Private to "bums": mu.

"BIOS" · 4 letters · shape CVVC  ·  "bums" · 4 letters · shape CVCC

Known mistypes of this pair

  • BIOSbbios · bioss · biso · ibos
  • bumsbbums · bmus · bumms · bumss · busm · ubms

Frequently Asked Questions

Is swapping "BIOS" for "bums" ever safe?
No - they are not even the same part of speech. "BIOS" is an abbrev and "bums" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "BIOS" or "bums" show up more?
"BIOS" is the more common of the two: it sits at frequency rank #34,016 in our German list, against #37,424 for "bums". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "BIOS" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bums" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #416,756 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "BIOS" and "bums" also get mixed up with nearby pairs, the highest-scored neighbour is "bums vs Bussi". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #416,756 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list