1. Solemn ?

Furious

Serious

Ordinary

Ignorant

Answer: Serious

Explanation:


2. Devout ?

revered

loyal

pious

distant

Answer: pious

Explanation:


3. Perpetuate ?

Cease

Preserve

Prevent

Release

Answer: Preserve

Explanation:


4. Vital ?

trivial

essential

needless

insignificant

Answer: essential

Explanation:


5. Deepen ?

Soothe

Neutralize

Relieve

Intensify

Answer: Intensify

Explanation:


6. Enhance ?

Reduce

Frighten

Shrink

Improve

Answer: Improve

Explanation:


7. Dubious ?

Certain

Sure

Definite

Doubtful

Answer: Doubtful

Explanation:


8. Rectify ?

Amend

Raid

Bend

Folly

Answer: Amend

Explanation:


9. Agile ?

Dull

Stiff

Rigid

Quick

Answer: Quick

Explanation:


10. Assault ?

Anger

Alibi

Attack

Anxiety

Answer: Attack

Explanation: