• feale,
• yealed,
• neeled,
• fellowed,
• fillled,
• felxed,
• felloew,
• feild,
• follet,
• felet,
• feled,
• fuled,
• fellen,
• fillmed,
• filld,
• folloed,
• folked,
• felied,
• helld,
• fllod

• fouled,
• felt,
• filled,
• gelled,
• failed,
• felid,
• fealty,
• Fled,
• foaled,
• feldt,
• fellate,
• Filed,
• yelled,
• Welled,
• felty,
• Fooled,
• flied,
• fillet,
• feld,
• felidae.

The adjective form of the word "felled" is "fallen".