protective
backward
brine
conservational
conservationist
conservative
conservatory
conserving
die-hard
embalming fluid
fogyish
formaldehyde
keeping
nonprogressive
old-fashioned
old-fogyish
old-line
opposed to change
preservative medium
preservatory
preserving
right-wing
salt
saving
standpat
ultraconservative
unprogressive
vinegar
acid-free
albuminous
anti-seize
antifungal
antiseptic
curative
efficacious
medicinal
nutritive
preventative
preventive
resinous
restorative
Conservative
neoconservative