tired的名词和动词是：tiredness。

tired的名词形式是tiredness。tired是tire的过去分词和过去式，tire主要用作名词与动词，作名词时意为：轮胎；头饰。作动词时意为：（使）疲劳，疲倦，困倦。tiredness：n.疲劳；疲倦；疲惫；劳累。

The tone of his text bespeaks a certain tiredness.

他的笔调透出一种倦意。

Symptoms include tiredness, paleness, and lethargy.

症状包括疲倦、脸色苍白、没有精神

He failed, along of his tiredness.

他没有取得成功，因为他太累了。

He felt sick from tiredness.

他因疲劳感到不舒服。