zu vs zum, What's the Difference?

Which to use

“zu” and “zum” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#22,460
“zu” frequency rank: #39,603
“zum” frequency rank: 62063
confusion score

Side-by-Side Comparison

Feature	zu	zum
Definition	À, chez, vers, en direction de, Indique la direction, le déplacement (sens directionnel).	Contraction de zu dem, donnant souvent : au (à le), à la, à l’.

Where the spellings diverge

Shared letters are muted; the letters that actually set zu and zum apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

2 ch

3 ch

zum

Spelling & Dictionary Insight

A purely visual mix-up. zu (\t͡suː\) and zum (\t͡sʊm\) 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 1 extra letter(s) - “zu” sits inside “zum”. Our composite confusion score for this pair is 62063, derived from the frequency rank of both members and their visual similarity.

zu is recorded at frequency rank #22,460, classified as aprep, pronounced \t͡suː\. zum is at rank #39,603, tagged as aprep, pronounced \t͡sʊm\.

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 62063, this pair ranks #89,036 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of zu vs zum

Shared letters: uz. Private to "zu": -. Private to "zum": m.

"zu" · 2 letters · shape CV · "zum" · 3 letters · shape CVC

Frequency comparison

zu#22,460

zum#39,603

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "zu" and "zum" be used interchangeably?

No. They are said differently (\t͡suː\ versus \t͡sʊm\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

Which is more common, "zu" or "zum"?

"zu" is the more common of the two: it sits at frequency rank #22,460 in our French list, against #39,603 for "zum". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering zu vs zum

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 “zu” entry
Browse more pairs most likely to be confused. Most confusable