反义词：放肆unbridled

adj. 放肆的；无拘束的；激烈的

v. 放纵（unbridle的过去分词形式）；卸下马辔头

The unbridled woman was drunk in the bar alone.

这位放纵的女性独自在酒吧里买醉。

The unbridled enthusiasm of the contemporary people deeply moved the visitors present.

当代人的无限热情使在座的游客深受感动。

This unbridled thought sent him into a state of anxiety

这种不受控制的想法是他陷入焦虑。

Anger is an ugly emotion, unbridled rage even more so.

生气是一种丑恶的情绪，不受控制的愤怒更是如此。