Ceramic can be used to insulate power lines.
We had his bedroom insulated before winter came.
Word: "insulate"
OPTIONS:
- different meanings
- the same meaning
the same meaning

How it got out is a mystery.
The truth behind the events remains a mystery.
Word: "mystery"
OPTIONS:
- different meanings
- the same meaning
the same meaning

Such images define their sense of nationality.
Immigrants of the same nationality often seek each other out.
Word: "nationality"
OPTIONS:
- different meanings
- the same meaning
the same meaning

After the battle the soldier had trouble rejoining his unit.
The coach said the offensive unit did a good job.
Word: "unit"
OPTIONS:
- different meanings
- the same meaning
the same meaning