sah vs sai, What's the Difference?

Which to use

“sah” and “sai” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#736
“sah” frequency rank: #47,708
“sai” frequency rank: 48444
confusion score

Side-by-Side Comparison

Feature	sah	sai
Definition	1. Person Singular Indikativ Präteritum Aktiv des Verbs sehen	2. Person Singular Indikativ Präsens Aktiv des Verbs sapere

Where the eye mixes sah and sai

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch

sah

3 ch

sai

Why the eye confuses sah with sai

A purely visual mix-up. sah ([zaː]) and sai ([ˈsai̯]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - h in “sah” becomes i in “sai”. Our composite confusion score for this pair is 48444, derived from the frequency rank of both members and their visual similarity.

sah is recorded at frequency rank #736, classified as averb, pronounced [zaː]. 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 48444, this pair ranks #1,248,365 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sah vs sai

Shared letters: as. Private to "sah": h. Private to "sai": i.

"sah" · 3 letters · shape CVC · "sai" · 3 letters · shape CVV

Frequently Asked Questions

Can "sah" and "sai" be used interchangeably?

No. They are said differently ([zaː] versus [ˈsai̯]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

Which is more common, "sah" or "sai"?

"sah" is the more common of the two: it sits at frequency rank #736 in our German list, against #47,708 for "sai". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

Full dictionary entry for "sah" 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 #1,248,365 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
"sah" and "sai" also get mixed up with nearby pairs, the highest-scored neighbour is "sai vs seg". Nearby pair

Confusion rank #1,248,365 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.