Use the last letter

[Barbas]

Illumination.

 

[Johnny Novgorod]

Nub

 

[Barbas]

Bun.

 

[Johnny Novgorod]

Ned

 

[Barbas]

Den.

 

[Johnny Novgorod]

Nerd

 

[Barbas]

Dunkirk.

 

[Johnny Novgorod]

Kid

 

[Barbas]

Dirk.

 

[Headsprouter]

Kirk.

 

[Johnny Novgorod]

Kidd

 

[Headsprouter]

Dirt.

 

[Johnny Novgorod]

Tad

 

[Headsprouter]

Definite.

 

[UltraDeth]

Englishman

 

[Barbas]

Nelson.

 

[Johnny Novgorod]

Nod

 

[Barbas]

Dorchester.

 

[Johnny Novgorod]

Rand

 

[Brownie80]

Druid