potty chair(n = noun.artifact) potty seat - toilet consisting of a small seat used by young children;
is a kind of can, commode, crapper, pot, potty, stool, throne, toilet

barber chair, bath chair, beach chair, boatswain's chair, bosun's chair, camp chair, captain's chair, chair, chair car, chair lift, death chair, deck chair, eames chair, easy chair, electric chair, feeding chair, fighting chair, folding chair, garden chair, high chair, ladder-back chair, lawn chair, lounge chair, morris chair, overstuffed chair, potty, potty seat, reclining chair, rocking chair, sedan chair, side chair, straight chair, swivel chair, tablet-armed chair, windsor chair, wing chair, yacht chair