vitality：活力，生命力，生动性

词根词缀： -vit-活 + -al形容词词尾 + -ity

• reflation
• reflect
• reflection
• reflective
• reflectivity
• reflector
• reflex
• reflexible
• reflexion
• reflexive
• reflexology
• refloat
• reflourish
• reflow
• refluent
• reflux
• refocus
• reforestation
• reform
• reformat
• reformation
• reformer
• reformulate
• refract
• refractive