MolvsmusTell them apart

Quick tell: Mol is a noun, mus is a verb, so they fill different roles in a sentence.

Which to use

“Mol” is a noun and “mus” is a verb - they look or sound alike but fill different roles in a sentence.

#20,347
“Mol” frequency rank
#22,072
“mus” frequency rank
42419
confusion score

Side-by-Side Comparison

Feature Mol mus
Definition die SI-Basiseinheit der Stoffmenge und enthält etwa 6,022·10²³ Teilchen, sodass 12;g Kohlenstoff mit dem Isotop ¹²C genau ein Mol ist. 2. Person Singular Imperativ Präsens Aktiv des Verbs musen

Where the eye mixes Mol and mus

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

3 ch
Mol
3 ch
mus

Why the eye confuses Mol with mus

These two trip readers on the page rather than in the ear: Mol is [moːl] while mus is [muːs]. 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 42419, derived from the frequency rank of both members and their visual similarity.

Mol is recorded at frequency rank #20,347, classified as anoun, pronounced [moːl]. mus is at rank #22,072, tagged as averb, pronounced [muːs].

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 42419, this pair ranks #1,449,875 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Mol vs mus

Shared letters: m. Private to "Mol": lo. Private to "mus": su.

"Mol" · 3 letters · shape CVC  ·  "mus" · 3 letters · shape CVC

Frequently Asked Questions

Do "Mol" and "mus" mean the same thing in a sentence?
No - they are not even the same part of speech. "Mol" is a noun and "mus" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Mol" or "mus"?
"Mol" is the more common of the two: it sits at frequency rank #20,347 in our German list, against #22,072 for "mus". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "Mol" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,449,875 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Mol" and "mus" also get mixed up with nearby pairs, the highest-scored neighbour is "Mals vs mus". Nearby pair

Confusion rank #1,449,875 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