1. Virulent ?

dangerous

amicable

lethal

powerful

Answer: amicable

Explanation:


2. Enigma ?

Mystery

Charade

Make-believe

Clarity

Answer: Clarity

Explanation:


3. Optional ?

Elective

Fanciful

Original

Compulsory

Answer: Compulsory

Explanation:


4. Formidable ?

Trivial

Dangerous

Scary

Appalling

Answer: Trivial

Explanation:


5. Identical ?

Corresponding

Similar

Indistinguishable

Different

Answer: Different

Explanation:


6. Invincible ?

Secure

Supreme

Unstoppable

Vulnerable

Answer: Vulnerable

Explanation:


7. Exhale ?

Respite

Inspire

Inhale

Expel

Answer: Inhale

Explanation:


8. Harmony ?

Accord

Consensus

Agreement

Strife

Answer: Strife

Explanation:


9. Fickle ?

Feeble

Hasty

Constant

Mild

Answer: Constant

Explanation:


10. Reckless ?

Heedless

Cautious

Daring

Brash

Answer: Cautious

Explanation: