conceptvsopenWhat's the difference?

Quick tell: concept is a noun, open is an adjective, so they fill different roles in a sentence.

Which to use

“concept” is a noun and “open” is an adjective - they look or sound alike but fill different roles in a sentence.

#19,534
“concept” frequency rank
#2,607
“open” frequency rank
22141
confusion score

Side-by-Side Comparison

Feature concept open
Definition das Konzept, Entwurf, Idee etwas ist nicht geschlossen

Where the spellings diverge

Shared letters are muted; the letters that actually set concept and open apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

7 ch
concept
4 ch
open

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: concept is anoun and openanadjective. On the page they differ by 3 letter(s) in length. Our composite confusion score for this pair is 22141, derived from the frequency rank of both members and their visual similarity.

concept is recorded at frequency rank #19,534, classified as anoun, pronounced […]. open is at rank #2,607, tagged as anadj, 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 22141, this pair ranks #1,877,802 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of concept vs open

Shared letters: enop. Private to "concept": ct. Private to "open": -.

"concept" · 7 letters · shape CVCCVCC  ·  "open" · 4 letters · shape VCVC

Known mistypes of this pair

  • conceptcconcept · cnocept · cocnept · conccept · conceppt · conceptt · concetp · concpet
  • openoepn · openn · opne · oppen · poen

Frequency comparison

concept#19,534
open#2,607

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "concept" and "open" be used interchangeably?
No - they are not even the same part of speech. "concept" is a noun and "open" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "concept" or "open"?
"open" is the more common of the two: it sits at frequency rank #2,607 in our German list, against #19,534 for "concept". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering concept vs open

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “concept”; for an adjective, it's “open”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “concept” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list