Odd one Out (Letter)

In all others, a vowel is followed by consonant repeated twice. 

In all the others, the second, first and third letters are in the alphabetical order.

In all the others, the first and the second letters are moved 4 steps backwards to obtain the second and third letters, respectively. 

All other contain four consecutive letters. 

All other contain four consecutive letters. 

In all the others, three letters are consecutive.

No letter is repeated in any other group. 

In all the other groups, there is a gap of three letters between two consecutive letters. 

In all others, there is gap of two letters between any two consecutive letters. 

In all others, first two letters are in backward sequence & next two in forward sequence. 

In all others, the last three letters are consecutive. 

All other groups end with a vowel. 

In all others, the small letters are vowels.

In all the others, the first and third letters, and the second and fourth letters are in alphabetical sequence. 

Only this group contains a vowel. 

In all the other groups, the first two letters are consecutive; the second and third letters are alternate; and there is a gap of two letters between the third and fourth letters.

All other contain letters in reverse alphabetical order. 

This is the only group containing no vowel. 

The letters of all other groups are alternate and the middle two are small letters. 

All others contain consecutive letters, but not in order.