AltervsaltertTell them apart

Quick tell: Alter is a noun, altert is a verb, so they fill different roles in a sentence.

Which to use

“Alter” is a noun and “altert” is a verb - they look or sound alike but fill different roles in a sentence.

#455
“Alter” frequency rank
#46,458
“altert” frequency rank
46913
confusion score

Side-by-Side Comparison

Feature Alter altert
Definition alter Mann 2. Person Plural Imperativ Präsens Aktiv des Verbs altern

Where the eye mixes Alter and altert

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

5 ch
Alter
6 ch
altert

Why the eye confuses Alter with altert

These two trip readers on the page rather than in the ear: Alter is [ˈaltɐ] while altert is [ˈaltɐt]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “Alter” sits inside “altert”, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 46913, derived from the frequency rank of both members and their visual similarity.

Alter is recorded at frequency rank #455, classified as anoun, pronounced [ˈaltɐ]. altert is at rank #46,458, tagged as averb, pronounced [ˈaltɐt].

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 46913, this pair ranks #1,302,671 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Alter vs altert

Shared letters: aelrt. Private to "Alter": -. Private to "altert": -.

"Alter" · 5 letters · shape VCCVC  ·  "altert" · 6 letters · shape VCCVCC

Known mistypes of this pair

  • Alteraletr · allter · alterr · altre · altter · atler
  • altertaletrt · alltert · alterrt · altertt · altetr · altret · alttert · atlert

Frequently Asked Questions

Can "Alter" and "altert" be used interchangeably?
No - they are not even the same part of speech. "Alter" is a noun and "altert" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "Alter" or "altert" show up more?
"Alter" is the more common of the two: it sits at frequency rank #455 in our German list, against #46,458 for "altert". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Eye-level mix-up between "Alter" and "altert" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "Alter" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "altert" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,302,671 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Alter" and "altert" also get mixed up with nearby pairs, the highest-scored neighbour is "altars vs altert". 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 #1,302,671 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list