light-headedness

noun

"light-headedness" is a 15-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
16
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Alternative form of lightheadedness.

Corpus desk

Index EN-light-headedness · light-headedness · English

light-headedness · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 16 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "L" 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 light-headedness
PropertyValue
Headwordlight-headedness
LanguageEnglish
Part of speechNoun
Letters16
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “light-headedness” in English

light-headednesssits 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

light-headedness is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Alternative form of lightheadedness.".

Zero misspellings are on record for light-headedness in our index, since its letter sequence doesn't invite the usual edit-distance slips. This entry stands alone in our confusable dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From light-headed + -ness. The correct English form is light-headedness, spelled L-I-G-H-T---H-E-A-D-E-D-N-E-S-S.

Definition

  1. 1
    Alternative form of lightheadedness.

Etymology

From light-headed + -ness.

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 "light-headedness"?
"light-headedness" is spelled L-I-G-H-T---H-E-A-D-E-D-N-E-S-S.
What does "light-headedness" mean?
As a noun, "light-headedness" means: Alternative form of lightheadedness.
What is the origin of the word "light-headedness"?
From light-headed + -ness. 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