leaf,calf,knife,wife
The correct plural of wharf is wharves.Wharves, following the general rule of changing the final f to v when making plurals of words ending in f (or fe).
6 letter f words ending with e:fiddlefacadefaminefeeblefoiblefelineficklefigurefinalefizzlefleecefondleforageforseefutilefreezefringefumble
Some four letter words starting with S and ending with F are:selfserfsurf
Some eight letter words starting with F and ending in E are:favoritefeminineflatlineflexibleforciblefracturefugitive
The noun "shelf" has an irregular plural: shelves. (For list of irregular, regular and other plurals with words ending with F or FE, see the related links below this box.)
Of and If
Some words that start and end with letter F are:fallofffireproofflagstafffluffflyleaffoodstufffoolproof
The usual plural form for words ending in -f or -ef is to drop the f and add ves. There are exceptions to this rule where only an s is added to the end of the words.
The only time you would add "es" to make a plural for a word ending in "f" is if the plural requires that the "f" be changed to a "v". For example: thief becomes thieves. If the "f" doesn't change, then just add "s".
elf
If, of, off, chaff, stiff...
barfbeefbiffbuffbumfchefcoifcuffdeafdoffduffgaffgoofguffgulfhalfhuffjiffleafloafmiff