tantamount

/ˈtæntəˌmaʊnt/

//ˈtæntəˌmaʊnt// adj

"tantamount" is a 10-letter English headword indexed on PlainSpell.

The verdict

“tantamount” is a moderately-common English word, ranked #31,789 in English word frequency and used as an adjective.

#31,789
frequency rank, English
10
letters
15
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Equivalent in meaning or effect; amounting to the same thing in practical terms, even if being technically distinct.

Key facts for tantamount
PropertyValue
Headwordtantamount
LanguageEnglish
Part of speechAdjective
IPA/ˈtæntəˌmaʊnt/
Letters10
Frequency rank#31,789
Misspellings tracked15
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “tantamount” sits in English 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). tantamount 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 English entry for tantamount is 10 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /ˈtæntəˌmaʊnt/. Corpus data places it at rank #31,789 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. The dominant gloss from Wiktionary reads: "Equivalent in meaning or effect; amounting to the same thing in practical terms, even if being technically distinct.".

Our generated misspelling index lists 15 likely wrong-spelling variants for tantamount, with forms such as "atntamount", "tanatmount", and "tanntamount". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. This headword has no recorded confusable partner, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: First attested in English in 1628. Either inherited from an unattested Middle English borrowing from Anglo-Norman tant amount, from amunter, from tant (“as much”) amonter (“to amount to”) or borrowed in the early 17th century from Italian tanto montare (“to… The correct English form is tantamount, spelled T-A-N-T-A-M-O-U-N-T.

Definition

  1. 1
    Equivalent in meaning or effect; amounting to the same thing in practical terms, even if being technically distinct.

Etymology

First attested in English in 1628. Either inherited from an unattested Middle English borrowing from Anglo-Norman tant amount, from amunter, from tant (“as much”) amonter (“to amount to”) or borrowed in the early 17th century from Italian tanto montare (“to amount to as much”).

This word in other languages

Common misspellings

Also misspelled as: atntamount,tanatmount,tanntamount,tantammount,tantamonut,tantamounnt,tantamountt,tantamoutn,tantamuont,tantaomunt,tantmaount,tanttamount,tatnamount,tnatamount,ttantamount

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of tantamount - 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.

atntamount2tanatmount2tanntamount1tantammount1tantamonut2tantamounnt1tantamountt1tantamoutn2
Edit distance from "tantamount"

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 "tantamount"?
"tantamount" is spelled T-A-N-T-A-M-O-U-N-T. The IPA pronunciation is /ˈtæntəˌmaʊnt/.
What does "tantamount" mean?
As an adjective, "tantamount" means: Equivalent in meaning or effect; amounting to the same thing in practical terms, even if being technically distinct.
What are common misspellings of "tantamount"?
Common misspellings include "atntamount", "tanatmount", "tanntamount", "tantammount", "tantamonut". The correct spelling is "tantamount".
How do you pronounce "tantamount"?
The IPA (International Phonetic Alphabet) transcription for "tantamount" is /ˈtæntəˌmaʊnt/. 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 "tantamount"?
First attested in English in 1628. Either inherited from an unattested Middle English borrowing from Anglo-Norman tant amount, from amunter, from tant (“as much”) amonter (“to amount to”) or borrowed in the early 17th century from Italian tanto mo... 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.

Using “tantamount”

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

  • The one correct English spelling is T-A-N-T-A-M-O-U-N-T - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈtæntəˌmaʊnt/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • 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.

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

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