hm vs hum, What's the Difference?

Which to use

“hm” is a particle and “hum” is a pronoun - they look or sound alike but fill different roles in a sentence.

#2,504
“hm” frequency rank: #47,488
“hum” frequency rank: 49992
confusion score

Side-by-Side Comparison

Feature	hm	hum
Definition	Der bekannte Kehllaut mit geschlossenen Lippen kann je nach Intonation Unterschiedliches ausdrücken	männliches Personalpronomen der dritten Person Singular im Objektiv(≘ Dativ und Akkusativ): ihm, ihn

Letter map: hm vs hum

Shared letters muted; letters that set hm and hum apart highlighted. Shared run: 2.

2 ch

3 ch

hum

Part-of-speech tell for hm / hum

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: hm is aparticle and humapronoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 49992, derived from the frequency rank of both members and their visual similarity.

hm is recorded at frequency rank #2,504, classified as aparticle, pronounced [hm̩]. hum is at rank #47,488, tagged as apron, pronounced […].

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 49992, this pair ranks #1,190,659 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of hm vs hum

Shared letters: hm. Private to "hm": -. Private to "hum": u.

"hm" · 2 letters · shape CC · "hum" · 3 letters · shape CVC

Frequently Asked Questions

Can "hm" and "hum" be used interchangeably?

No - they are not even the same part of speech. "hm" is a particle and "hum" a pronoun, so a sentence built for one is usually ungrammatical with the other.

In ordinary German text, does "hm" or "hum" show up more?

"hm" is the more common of the two: it sits at frequency rank #2,504 in our German list, against #47,488 for "hum". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Done with this confusable. These links stay specific to "hm" and "hum".

Full dictionary entry for "hm" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "hum" - compare definitions side by side with the headword page. Word entry
This pair ranks #1,190,659 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
"hm" and "hum" also get mixed up with nearby pairs, the highest-scored neighbour is "hum vs puzzles". Nearby pair

Confusion rank #1,190,659 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.