action：行动，行为；活动，动作；作用，生效

词根词缀： -act-行动 + -ion名词词尾

• disc jockey
• disclaim
• disclaimer
• disclose
• disclosure
• discography
• discolor
• discomfit
• discomfort
• discompose
• disconcert
• disconnect
• disconsolate
• discontent
• discontinue
• discord
• discordance
• discordant
• discotheque
• discount
• discourage
• discouragement
• discourse
• discourteous
• discover