WSL

name

"wsl" is a 3-letter English headword indexed on PlainSpell.

The verdict

“WSL” is uncommon English (frequency #69,593 among 12,113 “W” headwords), classed as a proper noun. The kind of spelling people second-guess.

#69,593
frequency rank, English
12,113
“W” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Initialism of Windows Subsystem for Linux.

Key facts for WSL
PropertyValue
HeadwordWSL
LanguageEnglish
Part of speechProper noun
Letters3
Frequency rank#69,593
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “WSL” 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). WSL lands here:

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

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

Rare enough to double-check

WSL is uncommon English at frequency #69,593 among 12,113 “W” headwords, classed as aproper noun. Rarity is why readers land here mid-draft. 4 senses are on record.

No misspelling variants are generated for WSL in our index, a sign its spelling follows regular English conventions. It is not paired with a close-neighbour confusable in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Wiktionary doesn't record an etymology for this headword, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct English form is WSL, spelled W-S-L.

Definition

  1. 1
    Initialism of Windows Subsystem for Linux.
  2. 2
    Initialism of Warren Spring Laboratory.
  3. 3
    Initialism of Women's Super League.
  4. 4
    Initialism of World Surf League.

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 "WSL"?
"WSL" is spelled W-S-L.
What does "WSL" mean?
As a proper noun, "WSL" means: Initialism of Windows Subsystem for Linux.
What language does "WSL" come from?
"WSL" 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.

Using “WSL”

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

  • The one correct English spelling is W-S-L - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Other uncommon English words near this rank

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