throttle

/ˈθɹɒt.l̩/

//ˈθɹɒt.l̩// noun

"throttle" is a 8-letter English headword indexed on PlainSpell.

The verdict

“throttle” is a moderately-common English word, ranked #15,718 in English word frequency and used as a noun.

#15,718
frequency rank, English
8
letters
11
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A valve that regulates the supply of fuel-air mixture to an internal combustion engine and thus controls its speed; a similar valve that controls the air supply to an engine.

Key facts for throttle
PropertyValue
Headwordthrottle
LanguageEnglish
Part of speechNoun
IPA/ˈθɹɒt.l̩/
Letters8
Frequency rank#15,718
Misspellings tracked11
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “throttle” 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). throttle 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 throttle is 8 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈθɹɒt.l̩/. Corpus data places it at rank #15,718 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 3 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 11 likely wrong-spelling variants for throttle, with forms such as "htrottle", "thhrottle", and "thorttle". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. We don't track a confusable pairing for this entry, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From Middle English *throtel, diminutive of throte (“throat”), equivalent to throat + -le. Compare German Drossel (“throttle”). More at throat. The correct English form is throttle, spelled T-H-R-O-T-T-L-E.

Definition

  1. 1
    A valve that regulates the supply of fuel-air mixture to an internal combustion engine and thus controls its speed; a similar valve that controls the air supply to an engine.
  2. 2
    The lever or pedal that controls this valve.
  3. 3
    The windpipe or trachea.

Etymology

From Middle English *throtel, diminutive of throte (“throat”), equivalent to throat + -le. Compare German Drossel (“throttle”). More at throat.

This word in other languages

Common misspellings

Also misspelled as: htrottle,thhrottle,thorttle,throtle,throtlte,throttel,throttlle,thrrottle,thrtotle,trhottle,tthrottle

Misspelling Pattern Breakdown

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

htrottle2thhrottle1thorttle2throtle1throtlte2throttel2throttlle1thrrottle1
Edit distance from "throttle"

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 "throttle"?
"throttle" is spelled T-H-R-O-T-T-L-E. The IPA pronunciation is /ˈθɹɒt.l̩/.
What does "throttle" mean?
As a noun, "throttle" means: A valve that regulates the supply of fuel-air mixture to an internal combustion engine and thus controls its speed; a similar valve that controls the air supply to an engine.
What are common misspellings of "throttle"?
Common misspellings include "htrottle", "thhrottle", "thorttle", "throtle", "throtlte". The correct spelling is "throttle".
How do you pronounce "throttle"?
The IPA (International Phonetic Alphabet) transcription for "throttle" is /ˈθɹɒt.l̩/. 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 "throttle"?
From Middle English *throtel, diminutive of throte (“throat”), equivalent to throat + -le. Compare German Drossel (“throttle”). More at throat. 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 “throttle”

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

  • The one correct English spelling is T-H-R-O-T-T-L-E - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈθɹɒt.l̩/ (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