cowardly
fearful
dastardly
feeble
lily-livered
pusillanimous
black-hearted
brindle
chickenhearted
craven
double-faced
glib-tongued
hog-nosed
honorless
low-lived
lowdown
mangy
meanspirited
measly
prick-eared
slow-growing
smooth-tongued
thisa
three-headed
unwarlike
yellow-spotted