sharpen

Pronúncia: ˈʃɑːpən
    transitive verb
  1. [tool] esmolar.
  2. [pencil] fer punta a.
  3. [appetite] despertar, fer venir.
  4. [wits, conflict, emotion, sensation] aguditzar.
  5. intransitive verb
  6. aguditzar-se.