Poignant
Saddening, bitter
Confederate
Federal, associated
Supplanted
Displaced, overthrown
Expediency
Advantage, profit
Assiduous
Exacting, diligent
Malice
Spite, venom
Convice
Reassure, satisfy
Scruples
Standards, morals
Stupefy
Daze, numb
Frugal
Sensible, prudent