alternative
alternate
appreciable
capability
capacity
appreciative
considerate
considerable
compliment
complement
comprehensible
comprehensive
conservation
preservation
deprive
derive
economic
economical
expand
extend
historic
historical
hostility
hospitality
fabricate
fluctuate
frustrate
negligible
negligent
sheer
shear
refrain
restrain
clash
crash
crush
alive
live
living
lively
certify
testify
ascertain
injection
infection
literal
literary
literate
liberal