discoveryvsopenConfusable pair

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

Which to use

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

#25,956
“discovery” frequency rank
#2,607
“open” frequency rank
28563
confusion score

Side-by-Side Comparison

Feature discovery open
Definition die Entdeckung etwas ist nicht geschlossen

Letter map: discovery vs open

Shared letters muted; letters that set discovery and open apart highlighted. Shared run: 2.

9 ch
discovery
4 ch
open

Part-of-speech tell for discovery / open

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: discovery is anoun and openanadjective. On the page they differ by 5 letter(s) in length. Our composite confusion score for this pair is 28563, derived from the frequency rank of both members and their visual similarity.

discovery is recorded at frequency rank #25,956, 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 28563, this pair ranks #1,782,558 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of discovery vs open

Shared letters: eo. Private to "discovery": cdirsvy. Private to "open": np.

"discovery" · 9 letters · shape CVCCVCVCV  ·  "open" · 4 letters · shape VCVC

Known mistypes of this pair

  • discoveryddiscovery · dicsovery · disccovery · discoevry · discoverry · discoveryy · discoveyr · discovrey
  • openoepn · openn · opne · oppen · poen

Frequently Asked Questions

Is swapping "discovery" for "open" ever safe?
No - they are not even the same part of speech. "discovery" is a noun and "open" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "discovery" or "open"?
"open" is the more common of the two: it sits at frequency rank #2,607 in our German list, against #25,956 for "discovery". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "discovery" and "open".

  • Full dictionary entry for "discovery" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "open" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,782,558 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "discovery" and "open" also get mixed up with nearby pairs, the highest-scored neighbour is "discovery 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 #1,782,558 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