crucible /krooˈsi-bl/

1. An earthen pot for melting ores, metals, etc
2. A severe test or trial (figurative)

• vacancy
• vacant
• vacantly
• vacantness
• vacantnesses
• vacant possession
• vacant possessions
• vacate
• vacated
• vacates
• vacating
• vacation
• vacationed
• vacationer
• vacationers
• vacationing
• vacationist
• vacationists
• vacationless
• vacations
• vacatur
• vacaturs
• vaccinal
• vaccinate
• vaccinated