Incandescent : Glowing

Answer: Option D

Explanation:

Indefatigable and Untiring are also synonyms

Answer: Option B

Answer: Option B

Explanation:

Paw is foot of Cat.
Hoof is foot of Horse.

Answer: Option A

Explanation:

Use 'why don't you tell him' in place of 'why you don't told him'.

Answer: Option D

Explanation:

Insomnia meaning in Hindi : अल्पनिंद्रा