poser (zn):
A particularly difficult or baffling question or problem
doezelaar
poser (zn):
A person who poses for a photographer or painter or sculptor
model
poser (zn):
A person who habitually pretends to be something he is not
aansteller, komediant, komediespeler, kwast, poseur, toneelspeler
Via: Ensyns.nl
Via: Memodata.com