(n) hardness
(adj-na,n) firm
vigorous
unbending
unyielding
strong
stubborn
(P)
(adj-i) (1) hard
solid
tough
(2) stiff
tight
wooden
unpolished (e.g. writing)
(3) strong
firm (not viscous or easily moved)
(4) safe
steady
honest
steadfast
(5) obstinate
stubborn
(6) bookish
formal
stuffy
(P)
(n) firmness
hardness
stiffness
honesty
(P)
(adj-f) (arch) difficult
hard
(n,vs,adj-no) hardening
vulcanization
vulcanisation
sclerosis
(P)
(n) coin
(P)
(n) hard ball
regulation ball
(n) jadeite
(n) plaster (type of bandage)
(adj-na,n,adj-no) hard bone
firmness
uncompromising
(n) hardball (tennis, baseball)
(P)
(n,adj-no) hardness
stiffness
(P)
(n) hard water
(n,adj-no) hardness
(n,adj-no) hard tone
(n,vs) stiffening
rigidity
rigor
stiffness
ossification
petrification
(P)
(n) hardness
solidity
(P)
(n) hardness
(n,adj-na) tough elements
hard-liners
stalwarts
(P)
(n) pen or pencil
(n,vs) cirrhosis
(n,adj-no) dura
dura mater
(n) hardwood
(n) ganoid scale
(adj-na,n) crude
immature
unpolished
(n) cirrhosis of the liver
(P)
(n) drastic measures
hard-line policy
(n) diehards
(n) hard line