4 Letter Words Containing IO
There are 14 4-letter English words that contain IO, from AGIO to VIOL. Top Scrabble® scorers on this list: VIOL (7), THIO (7), CION (6). This is a small pattern — under 20 words in ENABLE — so we exclude it from our sitemap but keep the page for players who reach it directly. Roughly 0% of these words end in E, so an E-hook on the board is worth watching for.
Word list
Top 10 highest-scoring words
Scored on letters only (no board bonuses). WWF uses different tile values from Scrabble — J, Q and Z are worth 10 points in WWF; X is worth 8.
| # | Word | Scrabble | WWF |
|---|---|---|---|
| 1 | viol | 7 | 9 |
| 2 | thio | 7 | 6 |
| 3 | cion | 6 | 8 |
| 4 | pion | 6 | 8 |
| 5 | bios | 6 | 7 |
| 6 | brio | 6 | 7 |
| 7 | agio | 5 | 6 |
| 8 | diol | 5 | 6 |
| 9 | lion | 4 | 6 |
| 10 | ions | 4 | 5 |
FAQs
How many 4-letter words contain IO?
14 valid 4-letter English words contain the letters IO in the ENABLE English word list.
Are these valid in Wordle and Scrabble?
Words on this page come from the ENABLE English word list. UK Scrabble (Collins Scrabble Words) accepts the overwhelming majority; a handful may not be legal in the North American NASPA Word List (NWL2023).