When we take two or more pieces of base material and we combine them, we create something new without much effort. You could for example create a new NPC to use the appearance from a character and the behaviour from another.
Kitbashing is a concept from modelling and figurines.
Reference
E. Schea, M. (2018). Sly flourish’s return of the lazy dungeon master. Sly flourish shop
Highlights or timestamps
Return of the Lazy Dungeon Master Highlights
- You can take two or more of those things and mash them together into something new.
— ^554482 from Return of the Lazy Dungeon Master highlights