A组　前缀 understand v.→ vt.误解 dependence n.→ n.独立 B组　后缀 frighten v.→ adj.受惊的，害怕的 behave v.→ n.行为 guide n.& v.→ n.指导，引导 argue v.→ n.争论

misunderstand

independence

frightened

behavio(u)r

guidance

argument