There are 16 words that start with 'chain'.
| chain | chaine | chains | 
| chained | chaines | chaining | 
| chainman | chainmen | chainsaw | 
| chainfall | chainsaws | chainfalls | 
| chainsawed | chainwheel | chainsawing | 
| chainwheels | ||
Note: These 16 words that start with 'chain' are found from the USA & Canada version of the tournament Scrabble word list.