senílen senile
senílna bebavost senile dementia
otróčji childish; childlike; infantile
biti otróčji (figurativno senilen) to dote
ne bodi otróčji! be your age!
otróčja igra v primeri z child's play compared with
to je otróčje lahko it's as easy as pie, (ZDA as easy as falling off a log)