noun, な adjective
A person whose ideas are grounded in evil is a malicious, mean jerk!
This reading is a combination of the on'yomi readings for 意 and 地, and the kun'yomi reading for 悪. You've learned them all already, but since 地 has two on'yomi readings, here's a mnemonic to help you remember which one to use:
Malicious, mean jerks get sent to Jesus (じ) to sort them out. If anyone can sort out those malicious jerks, it’s Jesus!
Don't waste your precious time on such a jerk.
This fairy is cute but malicious.
Why are you so mean to my little sister?!