Answer:
I am a certain five-letter word and become shorter when you add two letters to me. What am I?
I am in the middle of water but am not an island.
I am always in front of you but you will never see me
If you lose one of me, you are upset, bewildered, and perplexed. If you lose two of me, you are blissfully unaware. What am I?
I have a brother. However much we run we do not reach each other.
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.