grapefruit also @FlippyDoop fruit is not a food its a food group. ill give examples of 20 foods that start with f:
falafel
fasnacht
fava beans
feijoa
fennel
feta
fettuccine
figs
filbert
fish
flan
flapjacks
float
fondue
french fries
french toast
fried chicken
frittata
frosting
fudge
i totally did not get these foods from https://insanelygoodrecipes.com/foods-that-start-with-f/
falafel
fasnacht
fava beans
feijoa
fennel
feta
fettuccine
figs
filbert
fish
flan
flapjacks
float
fondue
french fries
french toast
fried chicken
frittata
frosting
fudge
i totally did not get these foods from https://insanelygoodrecipes.com/foods-that-start-with-f/