Change one letter.

[Mottie]

Cure

 

[Slime]

Curt.

 

[Mottie]

Cart

 

[Slime]

Fart.

 

[Mottie]

Fort

 

[Slime]

Fork.

 

[Mottie]

Pork

 

[Slime]

Porn.

 

[Mottie]

Born

 

[catlad]

Barn

 

[Slime]

Burn.

 

[Mottie]

Burp

 

[Slime]

Bure.

 

[Mottie]

Lure

 

[Slime]

Lurk.