dumbfound

/ˌdʌmˈfaʊnd/

//ˌdʌmˈfaʊnd// verb

"dumbfound" is a 9-letter English headword indexed on PlainSpell.

The verdict

“dumbfound” is uncommon English (outside the top frequency list), classed as a verb. The kind of spelling people second-guess.

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - To confuse and bewilder; to leave speechless.

Corpus desk

Index EN-dumbfound · dumbfound · English

dumbfound · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "D" thin
  • PHOTO-UNK Peer pending

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.

Key facts for dumbfound
PropertyValue
Headworddumbfound
LanguageEnglish
Part of speechVerb
IPA/ˌdʌmˈfaʊnd/
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “dumbfound” in English

dumbfoundsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

dumbfound is uncommon English outside the top frequency list, classed as averb, transcribed /ˌdʌmˈfaʊnd/. Rarity is why readers land here mid-draft. Gloss: "To confuse and bewilder; to leave speechless.".

The misspelling generator found no plausible variants for dumbfound, suggesting the orthography follows predictable English patterns. No close-neighbour confusable shows up for this headword in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: Blend of dumb + confound. The correct English form is dumbfound, spelled D-U-M-B-F-O-U-N-D.

Definition

  1. 1
    To confuse and bewilder; to leave speechless.

Recorded use

Wiktionary example

These source excerpts show how dumbfound appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. A bunch of nice, middle-class women debated on how to "rescue" prostitutes from their "terrible" fate. By invitation, the conference was attended by a number of prostitutes, who dumbfounded those nice, bourgeois ladies by making it clear that they had no desire whatever to be "rescued"

Etymology

Blend of dumb + confound.

Synonyms

strike dumbflabbergast

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "dumbfound"?
"dumbfound" is spelled D-U-M-B-F-O-U-N-D. The IPA pronunciation is /ˌdʌmˈfaʊnd/.
What does "dumbfound" mean?
As a verb, "dumbfound" means: To confuse and bewilder; to leave speechless.
How do you pronounce "dumbfound"?
The IPA (International Phonetic Alphabet) transcription for "dumbfound" is /ˌdʌmˈfaʊnd/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "dumbfound"?
Blend of dumb + confound. See the full etymology section above for more details.
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.

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

Source: FrequencyWords open word-frequency list