来自 PIE * wadh, 承诺，誓言，词源同 wed,engage 。原指承诺对别人的服务的报酬，引申义工资，原仅限于手工和机械劳动所得，后词义通用化。同时，用做词义承诺参战，发动战争，后词义通用化指开展或发动某运动。
- The rebels have waged a guerrilla war since 2001.
反叛者自2001年以来一直进行游击战争。 - He alleged that a press campaign was being waged against him.
他声称有人正在对他发起新闻攻势。
