borderlinevsofTell them apart

Quick tell: borderline is a noun, of is a preposition, so they fill different roles in a sentence.

Which to use

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

#41,085
“borderline” frequency rank
#324
“of” frequency rank
41409
confusion score

Side-by-Side Comparison

Feature borderline of
Definition die Grenzlinie, die Grenze von

Letter map: borderline vs of

Shared letters muted; letters that set borderline and of apart highlighted. Shared run: 1. borderline runs 10 letters (CVCCVCCVCV) against of's 2 (VC) - the length gap alone is often enough to separate them once you know to check it.

10 ch
borderline
2 ch
of

Part-of-speech tell for borderline / of

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: borderline is anoun and ofapreposition. On the page they differ by 8 letter(s) in length. Our composite confusion score for this pair is 41409, derived from the frequency rank of both members and their visual similarity.

borderline is recorded at frequency rank #41,085, classified as anoun, pronounced […]. 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 41409, this pair ranks #1,480,326 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of borderline vs of

Shared letters: o. Private to "borderline": bdeilnr. Private to "of": f.

"borderline" · 10 letters · shape CVCCVCCVCV  ·  "of" · 2 letters · shape VC

Known mistypes of this pair

  • borderlinebborderline · bodrerline · bordderline · bordelrine · borderilne · borderlien · borderlinne · borderlline

Frequently Asked Questions

Is swapping "borderline" for "of" ever safe?
No - they are not even the same part of speech. "borderline" is a noun and "of" a preposition, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "borderline" or "of" show up more?
"of" is the more common of the two: it sits at frequency rank #324 in our German list, against #41,085 for "borderline". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pair "borderline" vs "of" is on the table, pick a follow-up below.

  • Full dictionary entry for "borderline" 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 #1,480,326 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "borderline" and "of" also get mixed up with nearby pairs, the highest-scored neighbour is "borderline vs puzzles". 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 #1,480,326 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