ameliorate (v.)
become better; make better; improve; enhance
amelioration (n.)
improvement
conserve (v.)
keep from waste, loss, or decay; save
conservation (n.)
preservation from loss, injury, or waste
conservationist (n.)
one who advocates the conservation of natural resources
detriment (n.)
injury, damage, or something that causes it; disadvantage
detrimental (adj.)
harmful, damaging
exotic (adj.)
Introduced from another country; foreign
Strikingly unusual; strange
folly (n.)
lack of good sense; foolish action or undertaking
formerly (adv.)
in an earlier period; previously
former (adj.)
preceeding; previous
harmony (n.)
peaceable or friendly relations; accord; agreement; tranquility; concord
harmonious (adj.)
friendly; amicable
ignore (v.)
refuse to take notice of; disregard
ignoramus (n.)
ignorant, stupid person; dunce; dolt; dullard; nincompoop
impediment (n.)
something that hinders or obstructs; hindrance; obstacle
impede (v.)
interfere with or slow the progress of; hinder; obstruct
indolent (adj.)
disposed to avoid exertion; lazy; idle; lethargic
indolence (n.)
idleness; laziness
intact (adj.)
untouched by anything that damages or diminishes; left complete or entire; uninjured
invalid (adj.)
not binding in law; having no force or effect; void; nugatory
invalidate (v.)
abolish; annual
invalid (n.)
sickly or disabled person
noncarcinogenic (adj)
not producing, or tending to produce, cancer
parsimonious (adj.)
unduly sparing in the spending of money; stingy; miserly; tightfisted
parsimony (n.)
stinginess; parsimoniousness
raze (v.)
destroy utterly by tearing down; demolish; level
reticent (adj.)
inclined to be silent or secretive; uncommunicative
reticence (n.)
restraint in communicating
retire (v.)
Withdraw from active duty or business
go to bed
retort (v.)
answer; reply sharply or angrily
retort (n.)
quick, witty, or sharp reply; answer
subvert (v.)
overturn or overthrow from the foundation; undermine
subversion (n.)
sabotage; undermining
tractable (adj.)
easily led, taught or controlled; yielding; docile; amenable
tractability (n.)
obedience