词根词缀：nul-, null-, nulli-

【来源及含义】Latin: not one, not any, none, nothing

【同源单词】Aliquis in omnibus, annul, annullable, annulment, Fortuna multis dat nimis, Fortuna obesse nulli contenta est semel

词根词缀：ten-, tent-, tin-, -tain, -tainment, -tenance, -tinence

【来源及含义】Latin: hold, grasp, have

【同源单词】abstain, abstain, abstainer, abstaining, abstemious, abstention