Select the most appropriate one-word substitution for the given group of words. 

An act of destroying or damaging something deliberately so that it does not work correctly.

Sabotage

The most appropriate one-word substitution for the given group of words "An act of destroying or damaging something deliberately so that it does not work correctly" is "Sabotage."

Explanation of the options:

☀ Sabotage: This term refers to the intentional act of destroying, damaging, or obstructing something, often with the aim of undermining its functioning or effectiveness.

☀ Flotilla: This term refers to a group of small boats or ships sailing together, and it does not capture the meaning of deliberately damaging something.

☀ Destructive: This term describes causing destruction or harm, but it does not specifically convey the idea of deliberate interference to impair functionality.

☀ Explosive: This term refers to a substance capable of exploding, and while it can cause damage, it does not encompass the deliberate act of impairing functionality as described in the given context.