There are 16 words that start with 'alla'.
| allay | allays | allayed |
| allayer | allanite | allayers |
| allaying | allanites | allantoic |
| allantoid | allantoin | allantois |
| allantoids | allantoins | allargando |
| allantoides | ||
Note: These 16 words that start with 'alla' are found from the USA & Canada version of the tournament Scrabble word list.