Modeling

google

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late 16th century (denoting a set of plans of a building): from French modelle, from Italian modello, from an alteration of Latin modulus (see modulus).

wiktionary

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From model +‎ -ing.

etymonline

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modeling (n.)

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.