monvsmonthWhat's the difference?

Quick tell: mon is a adjective, month is a noun, so they fill different roles in a sentence.

Which to use

“mon” is an adjective and “month” is a noun - they look or sound alike but fill different roles in a sentence.

#12,651
“mon” frequency rank
#49,806
“month” frequency rank
62457
confusion score

Side-by-Side Comparison

Feature mon month
Definition Mi. Mes.

Where the eye mixes mon and month

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

3 ch
mon
5 ch
month

Why the eye confuses mon with month

These two trip readers on the page rather than in the ear: mon is /mɔ̃/ while month is /mʌnθ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “mon” sits inside “month”, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 62457, derived from the frequency rank of both members and their visual similarity.

mon is recorded at frequency rank #12,651, classified as anadj, pronounced /mɔ̃/. month is at rank #49,806, tagged as anoun, pronounced /mʌnθ/.

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 62457, this pair ranks #51,961 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of mon vs month

Shared letters: mno. Private to "mon": -. Private to "month": ht.

"mon" · 3 letters · shape CVC  ·  "month" · 5 letters · shape CVCCC

Known mistypes of this pair

  • monthmmonth · mnoth · monht · monnth · monthh · montth · motnh · omnth

Frequently Asked Questions

Do "mon" and "month" mean the same thing in a sentence?
No - they are not even the same part of speech. "mon" is an adjective and "month" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "mon" or "month" show up more?
"mon" is the more common of the two: it sits at frequency rank #12,651 in our Spanish list, against #49,806 for "month". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "mon" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "month" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #51,961 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "mon" and "month" also get mixed up with nearby pairs, the highest-scored neighbour is "month vs mouth". 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 #51,961 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list