Require

要

Ask, Blackmail, Brief, Coerce, Demand, Engage, Essential, Examine, If, Important, In, Investigate, Invite, Make, Midriff, Necessary, Necessity, Need, Ought, Require, Shall, Should, Stop, Summarize, Summary, Threaten, Waist, Want, Will

需

Must, Need, Require

要求

Demand, Demanded, Demanding, Demands, Request, Requested, Requesting, Requests, Require, Required, Requires, Requiring, To

需要

Had, Has, Have to, Having, Need, Needed, Needing, Needs, Require, Required, Requires, Requiring, To

所需要的

Need, Require, Required