like: 摩擦 → →
Reibung ☊ 
摩擦 ☊ mócā 
摩擦 → ☊ mo2ca1 
friction; rubbing; chafing; fig. disharmony; conflict; also written 磨擦 ☊ 
Ma sát ☊ 摩擦 ☊ → ☊ → ☊ → 
rub 
摩擦 friction Reibung Reibung ☊ 摩擦 ☊ mócā