A. deficiency
B. glacier
C. outsider
D. possess

A. philosophy
B. phenomenon
C. optimism
D. petroleum 

A. sacrifice
B. supportive
C. compliment
D. maintenance

A. compulsory
B. nursery
C. primary
D. maximum

A. determine
B. argument
C. counterpart
D. marvelous

A. determine
B. argument
C. counterpart
D. marvelous

A. dissolve
B. household
C. confide
D. approach

A. intervention
B. eventually
C. renovation
D. confirmation

A. paralytic
B. registry
C. reimburse
D. unfamiliar

A. accelerate

B. impossible
C. assimilate
D. opposition.