Why Wine Glass Stem is so long?

Let's play a word game. Following are some meaningless words that can be completed by adding random letters on either side of the word.

For example, the word "rdo" can be formed into "pardon".

Using the same technique, can you complete the given words?
ecalc
airb
rinci
tibac
uidel
gorit
igna
eyho

Create a number using only the digits 4,4,3,3,2,2,1 and 1. So i can only be eight digits. You have to make sure the ones are separated by one digit, the twos are separated by two digits the threes are separated with three digits and the fours are separated by four digits

You are an expert on paranormal activity and have been hired to locate a spirit haunting an old resort hotel. Strong signs indicate that the spirit lies behind one of four doors. The inscriptions on each door read as follows:

Door A: It's behind B or C
Door B: Its behind A or D
Door C: It's in here
Door D: It's not in here

Your psychic powers have told you three of the inscriptions are false, and one is true. Behind which door will you find the spirit?

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

What will you call your mother's brother's brother-in-law?

Can you count the number of triangles inside a triangle?

Be active and find the killer in the picture Riddle below.

What does a man do only once in his lifetime, but women do once a year after they are 29?