impact

n.碰撞，冲击力；影响，效果

immoral, immorality, immorally, immortal, immortality, immortalize, immortalise, immovable, immovably, immune, immunity, immunization, immunization, immunisation, immunize, immunize, immunise, immunology, immure, immutability, immutable, immutably, imp, impact on, impair, impaired, impairment, impala, impale, impalement, impalpable, impanel, impart, impartial, impartiality, impartially, impassable, impasse, impassioned, impassive, impassively, impassiveness, impassivity, impassivity,