| Name | Tags to Add | Tags to Remove |
|---|---|---|
| penis expansion | penis_expansion | growth genital_growth penis_growth |
| balls expansion | balls_expansion | growth genital_growth ball_growth |
| pussy expansion | pussy_expansion | growth genital_growth pussy_growth |
| breast expansion | breast_expansion | growth breast_growth |
| nipple expansion | nipple_expansion | growth nipple_growth |
| udder expansion | udder_expansion | growth udder_growth |
| belly expansion | belly_expansion | growth |
| missing 'muscle_growth' | muscle_growth | |
| missing 'body_size_growth' | body_size_growth |
Growth: growing a new body part or growing larger in size overall
Expansion: a specific body part getting bigger
For more details please visit the e621 tag wiki