Words Containing IO — Scrabble Word List & Strategy
IO is one of the most common letter pairs in English, appearing in over 1,200 Scrabble words thanks to the dominant -TION ending. ACTION, MOTION, NATION, FICTION, and JUNCTION all use IO. OXIDIZE (24 pts) is the top-scoring target. The -TION pattern is essential for reaching 7-letter bingo plays.
Top IO Words by Score
| # | Word | Points | Definition |
|---|---|---|---|
| 1 | OXIDIZE | 24 | To combine with oxygen |
| 2 | JUNCTION | 18 | A point of connection |
| 3 | FICTION | 12 | An invented story |
| 4 | REGION | 7 | An area or territory |
| 5 | MOTION | 8 | Movement |
| 6 | ACTION | 8 | A deed or act |
| 7 | NATION | 6 | A country |
| 8 | ONION | 5 | A bulb vegetable |
| 9 | LION | 4 | A large cat |
| 10 | PRIOR | 7 | Coming before |
| 11 | PERIOD | 9 | A span of time |
1,200+
Valid IO words
11 pts
Average score
Very Common
Pair rarity
Strategy Tips for IO Words
IO appears in the prolific -TION ending (ACTION, MOTION, NATION, FICTION, JUNCTION) which is one of the most common word endings in English. OXIDIZE (24 pts) is the premium target. IO also appears in PRIOR, PERIOD, LION, and ONION. Use -TION words to extend plays and reach bingo territory.
🎯 Key Takeaway
IO provides 1,200+ words. OXIDIZE (24 pts) and JUNCTION (18 pts) are top targets. LION (4 pts) and PRIOR (7 pts) are reliable everyday plays that efficiently use the IO combination near premium squares.
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