helmet, covered face, hidden face, tricorn
hood
mitre
skullcap
bonnet
turban
beret
casque
hat
sombrero
headgear
pillbox
bowler
fedora
helm
baseball cap
toque
kepi
Stetson
shako
tam
cocked hat
silk hat
opera hat
tricorne
sunbonnet
fez
zucchetto
top hat
biretta
boater
cowl
plug hat
cowboy hat
service cap
picture hat
derby
calotte
capuche
castor
stocking cap
cloche
garrison cap
homburg
hard hat
headdress
topper
miter
high hat
kufi
képi
overseas cap
porkpie hat
leghorn
panama
stovepipe
skimmer
sou'wester
headpiece
chapeau
billycock
cap
ten-gallon hat
tam-o'-shanter
nightcap
lid