1. Decay ?

Decline

Rotting

Corrosion

Growth

Answer: Growth

Explanation:


2. Demolish ?

Construct

Obstruct

Cherish

Abolish

Answer: Construct

Explanation:


3. Shallow ?

deep

narrow

slight

crooked

Answer: deep

Explanation:


4. Retaliation ?

reconciliation

retribution

retrospection

regression

Answer: reconciliation

Explanation:


5. Flexible ?

pliant

elastic

variable

stiff

Answer: stiff

Explanation:


6. Prosperity ?

affinity

adversity

nobility

simplicity

Answer: adversity

Explanation:


7. Sparse ?

thin

abundant

meagre

scant

Answer: abundant

Explanation:


8. Initiate ?

Begin

Finish

Commence

Trigger

Answer: Finish

Explanation:


9. Threaten ?

Commend

Compete

Criticize

Coax

Answer: Commend

Explanation:


10. Weary ?

quick

refreshed

alert

tired

Answer: refreshed

Explanation: