Which to use
“observation” is a noun and “smooth” is an adjective - they look or sound alike but fill different roles in a sentence.
- #49,936
- “observation” frequency rank
- #49,255
- “smooth” frequency rank
- 99191
- confusion score
Side-by-Side Comparison
| Feature | observation | smooth |
|---|---|---|
| Definition | Beobachtung, Observation, Überwachung | glatt |
Letter map: observation vs smooth
Shared letters muted; letters that set observation and smooth apart highlighted. Shared run: 2.
Grammar separator: observation vs smooth
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: observation is anoun and smoothanadjective. On the page they differ by 5 letter(s) in length. Our composite confusion score for this pair is 99191, derived from the frequency rank of both members and their visual similarity.
observation is recorded at frequency rank #49,936, classified as anoun, pronounced […]. smooth is at rank #49,255, 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 99191, this pair ranks #414 of 2,006,359 scored German confusable pairs - among the most confusable pairs.
Orthographic DNA of observation vs smooth
Shared letters: ost. Private to "observation": abeinrv. Private to "smooth": hm.
"observation" · 11 letters · shape VCCVCCVCVVC · "smooth" · 6 letters · shape CCVVCC
Known mistypes of this pair
- observation ← boservation · obbservation · obesrvation · obseravtion · obserrvation · observaiton · observatino · observationn
- smooth ← msooth · smmooth · smooht · smoothh · smootth · smoth · smotoh · somoth
Frequently Asked Questions
Do "observation" and "smooth" mean the same thing in a sentence?
Frequency check: "observation" vs "smooth" - which ranks higher?
What to do next
Pair "observation" vs "smooth" is on the table, pick a follow-up below.
- Full dictionary entry for "observation" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "smooth" - compare definitions side by side with the headword page. Word entry
- This pair ranks #414 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "observation" and "smooth" also get mixed up with nearby pairs, the highest-scored neighbour is "observation 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 #414 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.