1. 坚强; 有力 (名)：forcefully 强有力地; 激烈地 (副) | forcefulness 坚强; 有力 (名) | forceps 镊子, 钳子状器官, 钳子 (名)

noun

1. physical energy or intensity

    e.g. he hit with all the force he could muster
           it was destroyed by the strength of the gale
           a government has not the vitality and forcefulness of a living man

    Synonym: forcestrength