Stereotype: etymology: stereo (solid) + type (impression)
1. The method or process of printing in which a solid plate or type-metal, cast from a papier-mâché or plaster mould taken from the surface of a forme of type, is used for printing from instead of the form itself.
--OED
1: to make a stereotype from
2 a: to repeat without variation : make hackneyed b: to develop a mental stereotype about
— Merriam Webster
Archetype: etymology: arche (first) + type (impression)
a. in Minting. A coin of standard weight, by which others are adjusted. ? Obs.
b. in Comp. Anat. An assumed ideal pattern of the fundamental structure of each great division of organized beings, of which the various species are considered as modifications.
--OED
1: the original pattern or model of which all things of the same type are representations or copies : prototype
2: an inherited idea or mode of thought in the psychology of C. G. Jung that is derived from the experience of the race and is present in the unconscious of the individual