sclero-, scler-

(Greek: skleros tough, toughen; hard, hardening; dry up)

sclerosing
sclerosis
scleroskeleton (s) (noun), scleroskeletons (pl)
Bony elements resulting from the ossification (hardening like bone) of fibrous structures: "Scleroskeletons usually affect ligaments (connective tissue), fasciae (band of tissue below the skin that covers or separates different layers of tissues), and the tendons (soft tissues which attach muscles to bones)."
sclerotherapy
The treatment that involves the injection of a sclerosing (hardening) solution into vessels or tissues.
sclerotic
sclerotitis
sclerotome
sclerotomy
sclerous
sclerozone
sklerectasia
The localized bulging of the sclera which is the tough white outer coat of the eyeball lined with uveal tissue (middle coat of the eye which is pigmented and supplied with blood vessels).
sklerema
venous sclerosis, venosclerosis (s) (noun); venous scleroses, venoscleroses