brainiac Synonyms

genius einstein brain mastermind doubledome clever clogs bright spark brainbox alpha geek egghead braincase brains geek ninja highbrow idiot savant overachiever sober-minded person serious-minded person serious person organized person mental giant focused person brilliant person critical thinker wise person wiseman walking encyclopedia walking dictionary boffin polymath prodigy mind master intellectual intellect ideologist academic expert cranium brainpan Bluestocking savant skull rocket scientist jinni djinni nerd sobersides wiz