tired的比较级是more tired，最高级most tired。因为tired是双音节词，双音节词的比较级一般在词前加“more”，最高级是在前面加“most”。tired的原型是tire，tire主要用作名词、动词和形容词，作名词时，表示轮胎，头饰；作动词时，表示（使）疲劳，疲倦，厌倦，困倦；作形容词时，表示疲劳的，疲倦的，困倦的。
tired的短语搭配有哪些
tired of厌烦；so tired好累；tired out十分疲劳，非常疲倦；feel tired感到疲劳；get tired疲倦，累了，感觉疲惫；be sick and tired of十分厌烦；tired and emotional烂醉如泥的。
tired的例句
1、You must have noticed how tired he sometimes looks。
你一定注意到他有时候显得特别疲惫。
2、I had a busy day and was rather tired。
今天很忙，我累坏了。
3、What we see at Westminster is a tired old ritual。
我们在威斯敏斯特教堂看到的是一种经年不变的古旧仪式。
4、No matter how much you sleep，you may still feel tired or worn out。
不管你睡了多久，始终感觉自己很累，精疲力尽。
5、It had been a long tiring day。
这一天让人感到又累又长。
6、As she became more tired，errors began to creep into her work。
由于越来越疲劳，她的工作开始出现差错。
