mo

adj

The verdict

“mo” is a regularly-used Spanish word, ranked #7,460 in Spanish word frequency and used as an adjective.

#7,460
frequency rank, Spanish
2
letters
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Mi, mío.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

mo vs my
50% similar
mo vs Mr
0% similar
mo vs mu
50% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for mo
PropertyValue
Headwordmo
LanguageSpanish
Part of speechAdjective
Letters2
Frequency rank#7,460
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “mo” sits in Spanish frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). mo lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The Spanish entry for mo is 2 letters long, classified as an adjective. Corpus data places it at rank #7,460 in overall Spanish word frequency, indicating it appears regularly in written and spoken text. The dominant gloss from Wiktionary reads: "Mi, mío.".

mo has no tracked misspelling variants, which points to an orthography that plays by predictable Spanish rules. It also participates in 20 confusable-pair relationships, "my", "Mr", "mu", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

No borrowing history is documented for this entry, so its spelling is best read as a straightforward mapping from sound to letter. The correct Spanish form is mo, spelled M-O.

Definition

  1. 1
    Mi, mío.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Spanish corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "mo"?
"mo" is spelled M-O.
What does "mo" mean?
As an adjective, "mo" means: Mi, mío.
What words are commonly confused with "mo"?
"mo" is commonly confused with "my", "Mr", "mu". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What language does "mo" come from?
"mo" is a Spanish word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “mo”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct Spanish spelling is M-O - every other letter order is a misspelling in standard orthography.
  • Don't mix it up with “my” - see the side-by-side comparison. mo vs my
  • Browse more Spanish words and confusable pairs in the same reference. Spanish words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list