ankle-deep
fordable
knee-deep
light
neritic
reefy
shelfy
shelvy
shoaly
superficial
wakeful
airy
amateur
amateurish
asinine
bank
bar
birdbrained
birdwitted
catchpenny
coral reef
cursory
dabbling
depthless
dilettante
dilettantish
empty
epidermal
fatuous
featherbrained
few
fill in
fill up
flat
flighty
flimsy
fluffy
foolish
footling
ford
fribble
fribbling
frivolous
frothy
futile
half-assed
half-baked
half-cocked
idle
ignorant
immature
inane
inconsequential
inconsiderable
insignificant
jejune
little
alter
body of water
change
modify
water
shallowed
shallowing
shallows
circular
deep
irregular
muddy
narrow
rocky
slow
Gallo
ballow
balow
callow
cavallo
gallow
hallow
mallow
palo
tallow