also modelling, 1650s, "action of bringing into desired condition," verbal noun from model (v.). Meaning "action of making models" (in clay, wax, etc.) is from 1799. Meaning "work of a fashion model" is from 1941. Modeling-clay is by 1886; modeling agency is by 1943.
mod
modal
modality
mode
model
modeling
modem
Modena
moderate
moderately
moderation