That would be 'foe'
foilage
afa
A synonym for "good" that starts with an "F" is "favorable." This word conveys a positive or advantageous quality, often used to describe conditions or outcomes that are beneficial.
Freak, frisk, fork, flack.
FAQs
A five (5) letter word that starts with Z and ends with F, there is none recorded. However, there is a word that starts with Z and ends with F. The word is a four (4) letter word: zarf, (noun) a metal holder for a coffee cup.
fizz, fuzz
Half & Huff.
Famished is a word for extremely hungry that starts with the letter F.
Fish is a word that meets those requirements.
zarf zarf zarf
"Pressure" is an 8-letter word related to force that starts with the letter "f."
Forest
Feathers
funny
falloff