alveolation
alveolus
antrum
arc
armpit
basin
bending
bow
bowl
catacaustic
catenary
caustic
cavity
circle
concave
concavity
conchoid
crater
crook
crypt
cup
curl
curve
depression
diacaustic
dip
ellipse
festoon
fold
follicle
funnel chest
hole
hollow
hollow shell
hook
hyperbola
lacuna
lituus
opening
parabola
pit
pocket
punch bowl
scoop
shell
sink
socket
passage
passageway
airway
allergy
artery
asthma
atherosclerosis
congestion
coronary
fossa
genital
laryngeal
pelvic
resonator
respiratory
sinusitis
stenosis
thrombosis
uterine
ventricular
windpipe
Aquinas
Highness
Linus
dryness
highness
minus
shyness
slyness
wryness