1. 胆怯的：faint 昏晕 | faint-hearted 胆怯的 | faintheart 懦夫

2. 懦弱的,胆小的：warm-hearted 热情的,恳切的 | faint-hearted 懦弱的,胆小的 | heart-to-heart 坦白的,亲切的

3. 无勇气的：faineant 无所事事者 | faint-hearted 无勇气的 | faint-heartedlily-liveredpusillanimoussheepish 胆怯的

4. 胆小的：Failure is the mother of success. 失败为成功之母 | faint-hearted 胆小的 | Familiarity breeds contempt. 近之则不逊

1. 胆怯的;畏怯的
If you describe someone or their behaviour as faint-hearted, you mean that they are not very confident and do not take strong action because they are afraid of failing.

e.g. This is no time to be faint-hearted...
现在不是怯懦的时候。
e.g. The voters may be ready to punish the politicians who devised a faint-hearted solidarity pact.
选民们也许已经作好准备，去惩罚那些制订了懦弱的团结协定的政客。

2. 不适于怯懦的人
If you say that something is not for the faint-hearted, you mean that it is an extreme or very unusual example of its kind, and is not suitable for people who like only safe and familiar things.

e.g. It's a film about a serial killer and not for the faint-hearted.
这部电影是讲一个连环杀手的，不适合胆小的人看。

adj

1. lacking conviction or boldness or courage

e.g. faint heart ne'er won fair lady

Synonym: faintfaintheartedtimid