memovsmerConfusable pair

Which to use

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

#49,793
“memo” frequency rank
#657
“mer” frequency rank
50450
confusion score

Side-by-Side Comparison

Feature memo mer
Definition Mémo, aide-mémoire. Vaste étendue d’eau salée qui baigne les diverses parties de la terre.

Where the eye mixes memo and mer

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
memo
3 ch
mer

Visual trap between memo and mer

A purely visual mix-up. memo (\ˈmɛm.əʊ̯\) and mer (\mɛʁ\) 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 letter(s) in length. Our composite confusion score for this pair is 50450, derived from the frequency rank of both members and their visual similarity.

memo is recorded at frequency rank #49,793, classified as anoun, pronounced \ˈmɛm.əʊ̯\. mer is at rank #657, tagged as anoun, pronounced \mɛʁ\.

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 50450, this pair ranks #162,528 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of memo vs mer

Shared letters: em. Private to "memo": o. Private to "mer": r.

"memo" · 4 letters · shape CVCV  ·  "mer" · 3 letters · shape CVC

Known mistypes of this pair

  • memoemmo · memmo · meom · mmemo · mmeo

Frequently Asked Questions

Is swapping "memo" for "mer" ever safe?
No. They are said differently (\ˈmɛm.əʊ̯\ versus \mɛʁ\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "memo" or "mer"?
"mer" is the more common of the two: it sits at frequency rank #657 in our French list, against #49,793 for "memo". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "memo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #162,528 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "memo" and "mer" also get mixed up with nearby pairs, the highest-scored neighbour is "memo vs mito". 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 #162,528 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list