boat-shaped
boatlike
bowl-shaped
bowllike
cavelike
cavernous
concave
concaved
craterlike
cup-shaped
cupped
cymbiform
declining
diminishing
dish-shaped
dished
dishing
dishlike
dwindling
dying
ebbing
fading
funnel-breasted
funnel-chested
funnel-shaped
hollow
hollowed
incurved
incurving
incurvous
infundibular
infundibuliform
navicular
naviform
receding
recessive
retiring
retrograde
saucer-shaped
scaphoid
scyphate
shrinking
sinking
spoonlike
sunk
sunken
waning
beating
cheating
competing
completing
defeating
deleting
depleting
eating
fleeting
greeting
heating
meeting
mistreating
overeating
repeating
seating
sheeting
sweeting
treating
unseating