obvsomWhat's the difference?

Quick tell: ob is a conjunction, om is a noun, so they fill different roles in a sentence.

Which to use

“ob” is a conjunction and “om” is a noun - they look or sound alike but fill different roles in a sentence.

#139
“ob” frequency rank
#18,349
“om” frequency rank
18488
confusion score

Side-by-Side Comparison

Feature ob om
Definition leitet indirekte Fragesätze sowie Ungewissheit, Zweifel oder dergleichen ausdrückende Nebensätze ein (in Form von Subjekt-, Objekt- und Attributsätzen) die Ulme

Letter map: ob vs om

Shared letters muted; letters that set ob and om apart highlighted. Shared run: 1.

2 ch
ob
2 ch
om

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ob is aconjunction and omanoun. On the page they differ by a single letter - b in “ob” becomes m in “om”. Our composite confusion score for this pair is 18488, derived from the frequency rank of both members and their visual similarity.

ob is recorded at frequency rank #139, classified as aconj, pronounced [ɔp]. om is at rank #18,349, tagged as anoun, 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 18488, this pair ranks #1,917,716 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ob vs om

Shared letters: o. Private to "ob": b. Private to "om": m.

"ob" · 2 letters · shape VC  ·  "om" · 2 letters · shape VC

Frequently Asked Questions

Can "ob" and "om" be used interchangeably?
No - they are not even the same part of speech. "ob" is a conjunction and "om" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "ob" or "om"?
"ob" is the more common of the two: it sits at frequency rank #139 in our German list, against #18,349 for "om". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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

Source: FrequencyWords open word-frequency list