sai vs sur, What's the Difference?

Which to use

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

#47,708
“sai” frequency rank: #7,401
“sur” frequency rank: 55109
confusion score

Side-by-Side Comparison

Feature	sai	sur
Definition	2. Person Singular Indikativ Präsens Aktiv des Verbs sapere	2. Person Singular Imperativ Präsens Aktiv des Verbs suren

Where the spellings diverge

Shared letters are muted; the letters that actually set sai and sur apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

3 ch

sai

3 ch

sur

Spelling & Dictionary Insight

A purely visual mix-up. sai ([ˈsai̯]) and sur ([zuːɐ̯]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 55109, derived from the frequency rank of both members and their visual similarity.

sai is recorded at frequency rank #47,708, classified as averb, pronounced [ˈsai̯]. sur is at rank #7,401, tagged as averb, pronounced [zuːɐ̯].

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 55109, this pair ranks #992,392 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sai vs sur

Shared letters: s. Private to "sai": ai. Private to "sur": ru.

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

Frequency comparison

sai#47,708

sur#7,401

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

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

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

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

"sur" is the more common of the two: it sits at frequency rank #7,401 in our German list, against #47,708 for "sai". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering sai vs sur

The fastest way to pick the right one every time.

Read both glosses above and match the meaning you intend, only context separates this pair.
See each word in full, definition, IPA, etymology and its other confusables. Full “sai” entry
Browse more pairs most likely to be confused. Most confusable