[adjective] -ier, -iest [UK and ANZ] [informal] - silly and forgetfula scatty childscatty behaviourThe noise made by the builders next door is driving me scatty (= annoying me so much that I'm finding it difficult to think).
SCATTY
Meaning of SCATTY in English
Cambridge English vocab. Кембриджский английский словарь. 2012