dopa
"dopa" is a 4-letter English headword indexed on PlainSpell.
The verdict
“dopa” is uncommon English (frequency #78,542 among 3,470 “D” headwords), classed as a noun. The kind of spelling people second-guess.
- #78,542
- frequency rank, English
- 3,470
- “D” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The amino acid dihydroxyphenylalanine that is generated in the liver from tyrosine and then converted into dopamine in the brain.
Corpus desk
Index EN-dopa · dopa · English
dopa · rank #78,542 · 0 variants · 0 confusables
- FREQ-RARE #78,542
- LEN-MID 4 letters
- VOW-2 2 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,470
- PHOTO-FINISH doorstop
Nearest frequency peer: doorstop (-1 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Long-tail ranks near “dopa”
Sparse band: bars invert rank so rarer forms read shorter
- distally
distally
21,462 corpus weight
- dooms
dooms
21,461 corpus weight
- doorstop
doorstop
21,460 corpus weight
- dopa
dopa
21,459 corpus weight
- douce
douce
21,458 corpus weight
- dousing
dousing
21,457 corpus weight
What this shows Long-tail view: where “dopa” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | dopa |
| Language | English |
| Part of speech | Noun |
| Letters | 4 |
| Frequency rank | #78,542 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “dopa” in English
Rare enough to double-check
dopa is uncommon English at frequency #78,542 among 3,470 “D” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The amino acid dihydroxyphenylalanine that is generated in the liver from tyrosine and then converted into dopamine in the brain.".
dopa has no tracked misspelling variants, since its letter pattern doesn't lend itself to common typo substitutions. This entry stands alone in our confusable dataset, a sign it's visually distinctive enough not to be mixed up with another word.
Etymologically, the entry records: Shortened from dihydroxyphenylalanine. The correct English form is dopa, spelled D-O-P-A.
Definition
- 1The amino acid dihydroxyphenylalanine that is generated in the liver from tyrosine and then converted into dopamine in the brain.
Etymology
Shortened from dihydroxyphenylalanine.
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.
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "dopa", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 4 letters (nearest by frequency rank).