Which to use
“sad” is an adverb and “sai” is a verb - they look or sound alike but fill different roles in a sentence.
- #23,689
- “sad” frequency rank
- #47,708
- “sai” frequency rank
- 71397
- confusion score
Side-by-Side Comparison
| Feature | sad | sai |
|---|---|---|
| Definition | in diesem Augenblick; jetzt, nun | 2. Person Singular Indikativ Präsens Aktiv des Verbs sapere |
Where the eye mixes sad and sai
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. sad (CVC) and sai (CVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: sad vs sai
These two trip readers on the page rather than in the ear: sad is [ˈsad] while sai is [ˈsai̯]. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - d in “sad” becomes i in “sai”, and the parts of speech differ too (adverb vs verb), which is usually the fastest check. Our composite confusion score for this pair is 71397, derived from the frequency rank of both members and their visual similarity.
sad is recorded at frequency rank #23,689, classified as anadv, pronounced [ˈsad]. sai is at rank #47,708, tagged as averb, pronounced [ˈsai̯].
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 71397, this pair ranks #418,039 of 2,006,359 scored German confusable pairs - among the most confusable pairs.
Orthographic DNA of sad vs sai
Shared letters: as. Private to "sad": d. Private to "sai": i.
"sad" · 3 letters · shape CVC · "sai" · 3 letters · shape CVV
Frequently Asked Questions
Do "sad" and "sai" mean the same thing in a sentence?
In ordinary German text, does "sad" or "sai" show up more?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "sad" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "sai" - compare definitions side by side with the headword page. Word entry
- This pair ranks #418,039 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "sad" and "sai" also get mixed up with nearby pairs, the highest-scored neighbour is "sai vs seg". Nearby pair
Confusion rank #418,039 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.