moonlighting

noun

"moonlighting" is a 12-letter English headword indexed on PlainSpell.

The verdict

“moonlighting” is uncommon English (frequency #53,113 among 4,057 “M” headwords), classed as a noun. The kind of spelling people second-guess.

#53,113
frequency rank, English
4,057
“M” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The act of, or a period of, working on the side (at a secondary job), often in the evening or during the night, either openly or secretly.

Corpus desk

Index EN-moonlighting · moonlighting · English

moonlighting · rank #53,113 · 0 variants · 0 confusables

  • FREQ-RARE #53,113
  • LEN-MEGA 12 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 4,057
  • PHOTO-FINISH Moravia

Nearest frequency peer: Moravia (+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 “moonlighting”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for moonlighting
PropertyValue
Headwordmoonlighting
LanguageEnglish
Part of speechNoun
Letters12
Frequency rank#53,113
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “moonlighting” in English

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).moonlightingfalls in this rarity band:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “Moravia” (#53,114), “monotheism” (#53,111), “monopolistic” (#53,110). Among 4,057 “M” headwords, “moonlighting” is #53,113. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

moonlighting is uncommon English at frequency #53,113 among 4,057 “M” headwords, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

The misspelling generator found no plausible variants for moonlighting, a sign its spelling follows regular English conventions. We don't track a confusable pairing for this entry, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

This headword's origin isn't recorded in our source data, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct English form is moonlighting, spelled M-O-O-N-L-I-G-H-T-I-N-G.

Definition

  1. 1
    The act of, or a period of, working on the side (at a secondary job), often in the evening or during the night, either openly or secretly.
  2. 2
    Moonshining.

Recorded use

Wiktionary example

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

  1. Aiming for sky-high productivity, the company discourages the distractions and fatigue of moonlighting by paying people enough that most choose not to bother with a second job.

This word in other languages

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 "moonlighting"?
"moonlighting" is spelled M-O-O-N-L-I-G-H-T-I-N-G.
What does "moonlighting" mean?
As a noun, "moonlighting" means: The act of, or a period of, working on the side (at a secondary job), often in the evening or during the night, either openly or secretly.
What language does "moonlighting" come from?
"moonlighting" is a English word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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 "moonlighting", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 12 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list