Keep a word, change a word

[nintendofan85]

Natural preservative

 

[Midoriya]

Chocolate preservative

 

[nintendofan85]

Chocolate cookie

 

[Midoriya]

Chocolate dinosaur

 

[nintendofan85]

Extinct dinosaur

 

[Midoriya]

Extinct species

 

[nintendofan85]

Overpopulated species

 

[MapleSilver]

Overpopulated city

 

[Midoriya]

Overpopulated countryside

 

[MapleSilver]

Abandoned countryside

 

[nintendofan85]

Abandoned building

 

[MapleSilver]

Building code

 

[Midoriya]

CS Code

 

[matt]

CSS code

 

[hestu]

secret code

 

[Haskell]

Door code

 

[Midoriya]

Broken door

 

[matt]

Broken winky

 

[Midoriya]

Broken arm

 

[matt]

Arm alarm