a clever and intelligent person
une personne astucieuse et intelligente (une personne astucieuse et intelligente)
"Don’t underestimate her—she’s a smart cookie."
"Ne la sous-estime pas, c'est une personne astucieuse." (Ne la sous-estime pas, c'est une **smart cookie**.)
to remain loyal to someone or something
old-fashioned or not keeping up with modern ideas
an unpleasant fact or situation to accept
someone or something that is very annoying
to praise yourself for doing something well
to postpone something to a later time