Synonyms of demented in English:


See definition of demented


1‘the ravings of a demented old man’

mad, insane, deranged, out of one's mind, not in one's right mind, crazed, lunatic, unbalanced, unhinged, unstable, disturbed, distracted, as mad as a hatter, as mad as a March hare, stark mad
non compos mentis
British sectionable
informal crazy, mental, off one's head, out of one's head, off one's nut, nutty, nutty as a fruitcake, off one's rocker, not right in the head, not quite right in the head, round the bend, raving mad, stark raving mad, bats, bonkers, cuckoo, loopy, loony, bananas, loco, dippy, screwy, with a screw loose, touched, gaga, not all there, out to lunch, off the wall, not right upstairs
British informal barmy, batty, crackers, barking, barking mad, stark staring mad, round the twist, off one's trolley, as daft as a brush, not the full shilling, one sandwich short of a picnic, doolally, up the pole, away with the fairies
North American informal buggy, nutsy, nutso, out of one's tree, meshuga, squirrelly, wacko, gonzo
Canadian, Australian, New Zealand informal bushed
New Zealand informal porangi