Strengthen

健

Capable, Fond, Health, Inclined, Liable, Strength, Strengthen, Toughen, Vigor, Vitality

壯

Robust, Strengthen, Strong

敦

Candid, Container, Deepen, Honest, Make, Press, Sincere, Strengthen, Urge

健全

In, Perfect, Sound, Strengthen, System

增強

Getting, Strengthen, Strengthening

強化

Enhance, Enhanced, Enhances, Make, Strengthen