lightbulb

noun

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

The verdict

“lightbulb” has 15 generated spelling variants in the English index at frequency #41,228. The variants make it a useful spelling check.

#41,228
frequency rank, English
16,425
“L” headwords
15
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Alternative spelling of light bulb.

Key facts for lightbulb
PropertyValue
Headwordlightbulb
LanguageEnglish
Part of speechNoun
Letters9
Frequency rank#41,228
Misspellings tracked15
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “lightbulb” 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). lightbulb lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 15 spelling variants around lightbulb, anoun. Corpus frequency is #41,228 among 16,425 “L” headwords. Dominant gloss: "Alternative spelling of light bulb.".

Our generated misspelling index lists 15 likely wrong-spelling variants for lightbulb, with forms such as "ilghtbulb", "lgihtbulb", and "ligghtbulb". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. This headword has no recorded confusable partner, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

No borrowing history is documented for this entry, so its spelling is best read as a straightforward mapping from sound to letter. The correct English form is lightbulb, spelled L-I-G-H-T-B-U-L-B.

Definition

  1. 1
    Alternative spelling of light bulb.

Common misspellings

Also misspelled as: ilghtbulb,lgihtbulb,ligghtbulb,lighbtulb,lighhtbulb,lightbbulb,lightblub,lightbubl,lightbulbb,lightbullb,lighttbulb,lightublb,ligthbulb,lihgtbulb,llightbulb

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of lightbulb - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

ilghtbulb2lgihtbulb2ligghtbulb1lighbtulb2lighhtbulb1lightbbulb1lightblub2lightbubl2
Edit distance from "lightbulb"

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 "lightbulb"?
"lightbulb" is spelled L-I-G-H-T-B-U-L-B.
What does "lightbulb" mean?
As a noun, "lightbulb" means: Alternative spelling of light bulb.
What are common misspellings of "lightbulb"?
Common misspellings include "ilghtbulb", "lgihtbulb", "ligghtbulb", "lighbtulb", "lighhtbulb". The correct spelling is "lightbulb".
What language does "lightbulb" come from?
"lightbulb" is a English word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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 “lightbulb”

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

  • The one correct English spelling is L-I-G-H-T-B-U-L-B - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Same frequency band

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