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

What goes up but never comes down?

What has 88 keys?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?

What two things can you never eat for breakfast?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

Which five letter word can be added at the end of below word to form a
valid word?

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_ _ _ IE _ _
_ _ _ IE _
_ _ IE _ _
_ _ IE _
_ _ _ _ IE

Like you see, some letters have gone missing from these words that contain the IE pair at some or the other place. The letters that will be used to fill the blanks are given below. Use them and form meaningful words. Can you do that?

A, C, D, F, H, K, L, M, N, N, O, R, R, S, S, S, T, T, Y and Y.

By using 'because' continuously three times, can you make an English statement ?