keep possession (verb) retain: hold on to physically or mentally
Sinonime: apish,
bogus*,
counterfeit,
dummy,
ersatz*, faked,
false, feigned, forged,
fraudulent, hokey,
imitation, imitative, make-believe,
mimic,
phony, pretended,
pseudo*, put-on, quasi, sham*, simulated, so-called,
spurious,
substitute,
unrealAntonime: authentic,
genuine,
real