Question

Power:empower::symbol: use correct alternative

Answer 1

YOUR ANSWER...
Power:empower::symbol:symbolize
HOPE IT HELPS.

Answer 2

The answer to the question syntax “Power: empower:: symbol: ?” would be “power: empower :: symbol: symbolise”.

Here the format is such that the noun is shown in ratio with its verb form and a connection of proportion is made.  

The verb form of power is empower, therefore it is in proportion with “symbol: symbolise” as symbolise is the verb form of the noun symbol.