There are 6 13-letter words that start with 'fun'.
| functionalism | functionalist |
| functionality | functionaries |
| fundamentally | fungibilities |
Note: These 6 13-letter words that start with 'fun' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with fung, fund, funn, func, funk, fune, funi, funa, funf, funh, funp, funs.
4-letter words start with 'fun' (3)