How Scrabble Dictionaries Update
Quiz · Dictionary
Published June 15, 2026 · 6 min read
The Scrabble dictionary isn't static — it evolves as the English language grows. New words enter through a rigorous vetting process, while controversial terms can be removed. Understanding how this works helps you stay ahead of dictionary changes and anticipate which words might become valid next.
The Two Major Dictionaries
📘 TWL (Tournament Word List)
Used in North America. ~187,000 words. Managed by NASPA (North American Scrabble Players Association). More conservative with loanwords and informal terms.
📗 SOWPODS (Collins Scrabble Words)
Used internationally. ~279,000 words. Managed by Collins Dictionary editors. More permissive — includes words from all major English dictionaries worldwide.
279K
SOWPODS words
187K
TWL words
4-5 yrs
Update cycle
The Update Process Step by Step
🧩 How a Word Gets Added
Word appears consistently in published English sources (books, newspapers, academic journals)
Dictionary committee collects citations and evidence of sustained usage over multiple years
Committee votes on inclusion — word must meet criteria for established English usage
Accepted words are added to the next edition and announced to the Scrabble community
What Gets Words Removed
Word removal is rare but does happen. The most significant removal event was in 2020 when NASPA removed approximately 236 slurs and offensive terms from the tournament word list.
⚠️ Reasons for Removal
Offensive or hateful content, words deemed archaic beyond recovery, words entered in error (misspellings or fabrications that slipped through), and trademark issues (proper nouns that were incorrectly included).
📚 Dig Deeper
SOWPODS vs TWL: Key Differences
| Aspect | TWL | SOWPODS |
|---|---|---|
| Total words | ~187,000 | ~279,000 |
| Governing body | NASPA | Collins |
| Region | North America | International |
| Loanword policy | Conservative | Permissive |
| Offensive words | Removed (2020) | Under review |
Staying Current with Dictionary Changes
Follow NASPA/WESPA announcements: Both organisations publish new word lists months before they take effect in tournaments, giving players time to study additions.
Study new additions in batches: When hundreds of words are added at once, prioritise short words (2-5 letters) and those using high-value tiles — they'll impact your game most.
Use updated word checkers: Online tools like ScrabbleWordsFinder update their databases when new dictionaries are released. Always verify against the latest edition.
🔍 Check words against SOWPODS and TWL instantly
Open Word Finder →Building Your Word Arsenal
🧠 Memory & Recall
The goal is not memorising the entire dictionary. It is building a working vocabulary of 5,000-10,000 words that covers the most common game situations.
Track your discoveries: When you discover a word during a game that you did not know, write it down immediately. Real-game discoveries stick in memory longer.
Play each word mentally: For every new word you learn, visualise playing it on a board. Which premium squares could it reach? This builds game-ready recall.
Prioritise power letters: Words containing J, Q, X, Z score disproportionately. Learning these first gives the highest points-per-word-learned ratio.
Applying These Words in Real Games
🧩 From Study to Board
The gap between study and play is filled by active visualisation. Mentally placing each word on a board during study builds the neural pathways that fire during games.
🧩 From Study to Play
Visualise the word on a real board with specific premium square positioning
If you drew those tiles right now, would you recognise the word opportunity immediately?
What letters would it need to hook onto? Which existing words enable it?
If the answer is no, that word needs more active study time before moving on
Advanced Rack Management
🏆 Rack Leave Principle
Elite players evaluate every word not just by its score but by what it leaves on the rack. A good leave: 3-4 consonants + 2-3 vowels, retains S/E/R/T, avoids duplicates.
✓ Good Leave
One high-value tile (J/X/Z) + common letters
✗ Bad Leave
Q without U + multiple low-frequency consonants
5-6
Ideal tiles played per turn
3:4
Vowel:consonant target
7
Tiles left = start tracking
📚 Sources & References
- • SOWPODS International Dictionary (267,751 words), Collins + TWL combined
- • Tournament Word List (TWL06), NASPA Word List Committee
- • Collins Scrabble Words (CSW), HarperCollins Publishers
- • Tile distribution & values per Hasbro official Scrabble rules
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