4 letter (change 1 letter)

[Cazz]

Lose

 

[TravellingBlue]

Soul

 

[Just-me]

Oust

 

[LinusVP]

Bust

 

[Just-me]

Bums

 

[LinusVP]

Scum

 

[Just-me]

Suck

 

[LinusVP]

Fuck

 

[Just-me]

Funk

 

[LinusVP]

Hunk

 

[TravellingBlue]

Shun

 

[Walks]

Hung

 

[Cazz]

Hunt

 

[LinusVP]

Erm…

Thin

 

[Cazz]

Chin

 

[TravellingBlue]

itch

 

[Cazz]

Inch

 

[TravellingBlue]

Chia

 

[Just-me]

Chip

 

[TravellingBlue]

Pith