Learn how to say Dottiest correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word dotty:
adjective (dottier, dottiest)
eccentric or slightly mad:
a dotty old lady
(dotty about) infatuated with:
she’s dotty about her husband
late 19th century: perhaps from obsolete dote ‘simpleton, fool’, apparently from Dutch dote ‘folly’