What context is the word being used in?, it has a couple of different definition.
Answer:
With the insistence of his father, the boy joined the military.
He means he will show them pain. It is just a exaggeration
Cache is defined as being stored or put away
Some examples include:
<span><em>The troops are looking for the former dictator’s cache of gold bars.</em></span>
<span><em>When digging in the backyard, I discovered a cache of antique coins
So use it when your talking about something hidden.
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Answer:
You didn't attach the passage
Explanation:
Look up a list of themes and try to match which one fits.