grammarvsGrammerConfusable pair

Quick tell: grammar is a noun, Grammer is a name, so they fill different roles in a sentence.

Which to use

“grammar” is a noun and “Grammer” is a name - they look or sound alike but fill different roles in a sentence.

#5,420
“grammar” frequency rank
#43,174
“Grammer” frequency rank
48594
confusion score

Side-by-Side Comparison

Feature grammar Grammer
Definition A system of rules and principles for the structure of a language, or of languages in general. A surname from Old French.

Letter map: grammar vs Grammer

Shared letters muted; letters that set grammar and Grammer apart highlighted. Shared run: 6. grammar and Grammer follow the identical consonant-vowel pattern (CCVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

7 ch
grammar
7 ch
Grammer

Grammar separator: grammar vs Grammer

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: grammar is anoun and Grammeraname. On the page they differ by a single letter - a in “grammar” becomes e in “Grammer”. Our composite confusion score for this pair is 48594, derived from the frequency rank of both members and their visual similarity.

grammar is recorded at frequency rank #5,420, classified as anoun, pronounced /ˈɡɹæm.ə(ɹ)/. Grammer is at rank #43,174, tagged as aname.

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 48594, this pair ranks #191,581 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of grammar vs Grammer

Shared letters: agmr. Private to "grammar": -. Private to "Grammer": e.

"grammar" · 7 letters · shape CCVCCVC  ·  "Grammer" · 7 letters · shape CCVCCVC

Known mistypes of this pair

  • grammar ← garmmar · ggrammar · gramamr · gramar · grammarr · grammra · grmamar · grrammar
  • Grammer ← garmmer · ggrammer · gramemr · gramer · grammerr · grammre · grmamer · grrammer

Frequently Asked Questions

Do "grammar" and "Grammer" mean the same thing in a sentence?
No - they are not even the same part of speech. "grammar" is a noun and "Grammer" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "grammar" or "Grammer" show up more?
"grammar" is the more common of the two: it sits at frequency rank #5,420 in our English list, against #43,174 for "Grammer". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "grammar" vs "Grammer" is on the table, pick a follow-up below.

  • Full dictionary entry for "grammar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Grammer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #191,581 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "grammar" and "Grammer" also get mixed up with nearby pairs, the highest-scored neighbour is "glimmer vs Grammer". 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 #191,581 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list