I.up [美 əp, 英 ʌp]副up often appears as the second element of certain verb structures in English (back up, pick up, sit up, etc). For translations, see the relevant verb entry (back, pick, sit, etc).
A colourful handbag is such a simple way to pep up an outfit, especially in winter when most of us rely on a seasonal uniform of black, navy and charcoal.