means "force someone to": a cause leaves them no choice but to do something they didn't want to. The cause is the subject with
, the one forced takes
, and the action is a noun before を余儀なくさせる – usually a kanji compound like
,
,
or
.
。
The typhoon forced the residents to evacuate.
。
A string of scandals forced the president to resign.
。
Lack of money forced the project to stop.
No one is named as forced, so there is no に.
The one forced never takes を, because the action noun already has it.
- × 台風が住民を避難を余儀なくさせた → 台風が住民に避難を余儀なくさせた
The cause is nearly always impersonal – weather, money, a war, the economy. The pattern belongs to news and formal writing, and means the same.
を余儀なくさせる or を余儀なくされる
turns the sentence round: the one forced is the subject, and the cause moves to
or
. In news writing it is the more common of the two.
。
The heavy rain forced the match to be called off.
、。
The match had to be called off because of the heavy rain.