understood
/ʌndəˈstʊd/
"understood" is a 10-letter English headword indexed on PlainSpell.
The verdict
“understood” is a regularly-used English word, ranked #2,603 in English word frequency and used as an adjective.
- #2,603
- frequency rank, English
- 10
- letters
- 15
- tracked misspellings
- 3
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Having been comprehended.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | understood |
| Language | English |
| Part of speech | Adjective |
| IPA | /ʌndəˈstʊd/ |
| Letters | 10 |
| Frequency rank | #2,603 |
| Misspellings tracked | 15 |
| Confusable pairs | 3 |
| Source | Wiktionary (kaikki.org) |
Where “understood” sits in English frequency
Spelling & Dictionary Insight
The English entry for understood is 10 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /ʌndəˈstʊd/. Corpus data places it at rank #2,603 in overall English word frequency, indicating it appears regularly in written and spoken text. The dominant gloss from Wiktionary reads: "Having been comprehended.".
Our generated misspelling index lists 15 likely wrong-spelling variants for understood, with forms such as "nuderstood", "udnerstood", and "undderstood". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 3 confusable-pair relationships, "underwood", "undertook", "understand", a pairing that trips writers up because the two words share enough sound or shape to blur together.
Our source data has no etymology on file for this entry, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct English form is understood, spelled U-N-D-E-R-S-T-O-O-D.
Definition
- 1Having been comprehended.
This word in other languages
Common misspellings
Also misspelled as: nuderstood,udnerstood,undderstood,underrstood,undersotod,undersstood,understod,understodo,understoodd,understtood,undertsood,undesrtood,undrestood,unedrstood,unnderstood
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of understood - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.
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 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
How do you spell "understood"?
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Using “understood”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is U-N-D-E-R-S-T-O-O-D - every other letter order is a misspelling in standard orthography.
- Say it as /ʌndəˈstʊd/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “underwood” - see the side-by-side comparison. understood vs underwood
- Browse more English words and confusable pairs in the same reference. English 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.