Synonyms of what makes someone tick
what makes someone tick (informal)
▷ See tick
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driveIf you say that someone has drive, you mean they have energy and determination.
• He is best remembered for his drive and enthusiasm.
initiativepush (informal)energyenterpriseambitionpepmotivationzip (informal)vigourwelly (slang)get-up-and-go (informal)
• The team may be lacking motivation for next week's game.
motiveYour motive for doing something is your reason for doing it.
• Police have ruled out robbery as a motive for the killing.
Thesaurus for what makes someone tick from the Collins English Thesaurus