There are 14 words that start with 'adva'.
| advance | advanced |
| advancer | advances |
| advancers | advancing |
| advantage | advantaged |
| advantages | advancement |
| advantaging | advancements |
| advantageous | advantageously |
Note: These 14 words that start with 'adva' are found from the USA & Canada version of the tournament Scrabble word list.