There are 9 13-letter words that start with 'af'.
| affectability | affectionally |
| affectionless | affectivities |
| affenpinscher | affirmatively |
| affordability | afforestation |
| afterthoughts | |
Note: These 9 13-letter words that start with 'af' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with aff, aft, afo, afi, afr, afl, afg, afe, afa.
3-letter words start with 'af' (2)