If 2222=T, 4444=N and 6666=R then 8888888=?

Question

If
1111=FR,
2222=ET,
3333=TE,
4444=SN
Then
6666=??

Answer 1

Total is 56,Hence,Answer is X

Answer 2

Answer is ** 8888888 = X**
Logic is ***Last letter of the (Sum of all digits and written in words) ***
2222 = 2+2+2+2 = 8 = eighT = T
4444 = 4+4+4+4 = 16 = sixteen = N
6666 = 6+6+6+6 = twenty fouR = R
8888888 = 8+8+8+8+8+8+8 = fifty siX = X