6) Myopia: Eye
Myopia is an indication of poor eyesight or eye problem. Similarly, gastritis is an indication of stomach problem, i.e., inflammation of the lining of the stomach.
7) Joke: Laughter
A joke results in laughter and horror results in fear.
8) Careful is to careless as honest is to
Careful and careless are opposite traits. In a similar way, honest and corrupt are opposite traits.
9) A leader is to guide as reduce is to
Leader and guide are synonyms, reduce and decrease are also synonyms.
10) Mumbai: Maharashtra::? : Rajasthan
Mumbai is the capital of Maharashtra. Similarly, Jaipur is the capital of Rajasthan.