unleaded

/ˌʌnˈlɛd.əd/

//ˌʌnˈlɛd.əd// adj

By · According to Wiktionary data (CC BY-SA) ·

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

The verdict

“unleaded” is uncommon English (frequency #52,071 among 1,433 “U” headwords), classed as an adjective. The kind of spelling people second-guess.

#52,071
frequency rank, English
1,433
“U” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Without lead.

Corpus desk

Index EN-unleaded · unleaded · English

unleaded · rank #52,071 · 0 variants · 0 confusables

  • FREQ-RARE #52,071
  • LEN-LONG 8 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,433
  • PHOTO-FINISH unhurt

Nearest frequency peer: unhurt (-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 “unleaded”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “unleaded” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for unleaded
PropertyValue
Headwordunleaded
LanguageEnglish
Part of speechAdjective
IPA/ˌʌnˈlɛd.əd/
Letters8
Frequency rank#52,071
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “unleaded” in English

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).unleadedfalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “unhurt” (#52,070), “unpleasantness” (#52,072), “unexploded” (#52,069). Among 1,433 “U” headwords, “unleaded” is #52,071. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

unleaded is uncommon English at frequency #52,071 among 1,433 “U” headwords, classed as anadjective, transcribed /ˌʌnˈlɛd.əd/. Rarity is why readers land here mid-draft. 4 senses are on record.

No misspelling variants are generated for unleaded in our index, since its letter sequence doesn't invite the usual edit-distance slips. We don't track a confusable pairing for this entry, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From un- + leaded. The US standard of identity comes from 40 CFR §79.32. The correct English form is unleaded, spelled U-N-L-E-A-D-E-D.

Definition

  1. 1
    Without lead.
  2. 2
    Containing no more than 0.05 grams of lead per gallon.
  3. 3
    Decaffeinated.
  4. 4
    Having low alcohol content.

Recorded use

Wiktionary examples

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

  1. I order a draft beer and a decaf coffee for Cha. The bartender tells me in a nice way they don't have unleaded coffee.
  2. “Could I get you a drink, coffee, or something?” “Unleaded coffee if Alex has any.”

Etymology

From un- + leaded. The US standard of identity comes from 40 CFR §79.32.

Synonyms

lead-freeleadlessnonleadeddecaffeinatedcaffeine-freedecaflight

This word in other languages

sans plomb(Français)bleifrei(Deutsch)

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 "unleaded"?
"unleaded" is spelled U-N-L-E-A-D-E-D. The IPA pronunciation is /ˌʌnˈlɛd.əd/.
What does "unleaded" mean?
As an adjective, "unleaded" means: Without lead.
How do you pronounce "unleaded"?
The IPA (International Phonetic Alphabet) transcription for "unleaded" is /ˌʌnˈlɛd.əd/. 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 "unleaded"?
From un- + leaded. The US standard of identity comes from 40 CFR §79.32. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "unleaded", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 8 letters (nearest by frequency rank).

unsalted#52,074Venables#52,084venereal#52,085Teesside#52,038

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

Source: FrequencyWords open word-frequency list