Can anyone tell me a word in the English dictionary which has a silent 'z'?

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

The following four words might seem abrupt to you. But you can make them meaningful by just adding vowels.
RDSH
GGPLNT
TMT
NN

Hint: All of them are vegetables.

After a heavy Thanksgiving meal, the night watchman went to work. In the morning, he told his boss he had dreamed that a saboteur planted a bomb in the factory and that he felt it was a warning. The boss promptly fired him. Worker confused, Why boss fire him?

In the image below, can you find the value of an angle(y)

What does the below rebus puzzle mean?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

What country can make you shiver?

Find the missing number in the image below.