Most common:
* 无聊 (wú liáo) - This is the most common and straightforward way to say "bored." It literally means "without interest."
* 没意思 (méi yì si) - This means "no interest" and is similar to "无聊" but can sometimes have a slightly stronger connotation of finding something dull or unengaging.
More specific:
* 厌烦 (yàn fán) - This means "to be tired of" or "to be bored with something specific."
* 乏味 (fá wèi) - This means "dull" or "tasteless," and can be used to describe a situation or activity that is boring.
Example sentences:
* 我很无聊 (wǒ hěn wú liáo) - I am very bored.
* 今天上课太没意思了 (jīn tiān shàng kè tài méi yì si le) - Today's class was so boring.
* 我对这件事感到厌烦 (wǒ duì zhè jiàn shì qíng gǎn dào yàn fán) - I'm tired of this.
* 这部电影太乏味了 (zhè bù diànyǐng tài fá wèi le) - This movie is so dull.
The best way to choose the right phrase depends on the specific situation and what you want to express.