"dottier" in the adjective sense
1. balmy, barmy, bats, batty, bonkers, buggy, cracked, crackers, daft, dotty, fruity, haywire, kooky, kookie, loco, loony, loopy, nuts, nutty, round the bend, around the bend, wacky, whacky
informal or slang terms for mentally irregular
"it used to drive my husband balmy"
2. crazy, wild, dotty, gaga
intensely enthusiastic about or preoccupied with
"crazy about cars and racing"
"they are dotty about each other"
"gaga over the rock group's new album"
Source: WordNet® (An amazing lexical database of English)
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