WordNet sense 1 (someone worthy of imitation):

role model

WordNet sense 2 (a person who poses for a photographer or painter or sculptor):

poser

WordNet sense 3 (a woman who wears clothes to display fashions):

manikin, mannequin, mannikin, manakin, fashion model

WordNet sense 4 (a representative form or pattern):

example

WordNet sense 5 (something to be imitated):

exemplar, good example

WordNet sense 6 (a hypothetical description of a complex entity or process):

framework, theoretical account

WordNet sense 7 (representation of something (sometimes on a smaller scale)):

simulation

WordNet sense 8 (worthy of imitation):

exemplary

WordNet sense 9 (assume a posture as for artistic purposes):

pose, posture, sit

WordNet sense 10 (plan or create according to a model or models):

pattern

WordNet sense 11 (create a representation or model of):

simulate

WordNet sense 12 (form in clay, wax, etc):

mold, mould

WordNet sense 13 (the act of representing something (usually on a smaller scale)):

modeling, modelling