renovator：革新者；修理者；更新器

词根词缀：re-再 + -nov-新 + -ator名词词尾

• impatient
• impeach
• impeachable
• impeccable
• impecunious
• impedance
• impede
• impediment
• impedimenta
• impel
• impending
• impenetrable
• impenitent
• imperative
• imperator
• imperatorial
• imperceptible
• imperfect
• imperial
• imperialism
• imperialist
• imperil
• imperious
• imperishable
• imperium