ob vs of, What's the Difference?

Which to use

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

#139
“ob” frequency rank: #324
“of” frequency rank: 463
confusion score

Side-by-Side Comparison

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

Letter map: ob vs of

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

2 ch

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ob is aconjunction and ofapreposition. On the page they differ by a single letter - b in “ob” becomes f in “of”. Our composite confusion score for this pair is 463, derived from the frequency rank of both members and their visual similarity.

ob is recorded at frequency rank #139, classified as aconj, pronounced [ɔp]. of is at rank #324, tagged as aprep, 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 463, this pair ranks #2,005,818 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ob vs of

Shared letters: o. Private to "ob": b. Private to "of": f.

"ob" · 2 letters · shape VC · "of" · 2 letters · shape VC

Frequently Asked Questions

Can "ob" and "of" be used interchangeably?

No - they are not even the same part of speech. "ob" is a conjunction and "of" a preposition, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "ob" or "of"?

"ob" is the more common of the two: it sits at frequency rank #139 in our German list, against #324 for "of". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "ob" and "of". Here's where to go from here.

Full dictionary entry for "ob" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "of" - compare definitions side by side with the headword page. Word entry
This pair ranks #2,005,818 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
"ob" and "of" also get mixed up with nearby pairs, the highest-scored neighbour is "of vs puzzles". Nearby pair

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.