smart B1

/smɑɹt/ Intelligent and clever.

remorse C1

/ɹɪˈmɔɹs/ A deep feeling of guilt and regret for something wrong you have done.

morsel C2

/ˈmɔɹsəl/ a small quantity of anything

smartphone A2

/ˈsmɑɹtfoʊn/ A mobile phone that can run apps, browse the internet, and do many of the things a computer can.