=1

你

nǐ

you (informal, as opposed to courteous 您 nín)

=1

你

nǐ

you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)

2

中午

zhōngwǔ

noon midday classifier: 個

3

十二點

shí'èrdiǎn

twelve o'clock

=4

吃

chī

to eat; to consume to eat at (a cafeteria etc) to eradicate; to destroy to absorb to suffer (shock, injury, defeat etc)

=4

吃

chī

variant of 吃 chī

5

午飯

wǔfàn

lunch classifiers: 份, 頓, 次, 餐

=6

嗎

má

(coll.) what?

=6

嗎

mǎ

used in 嗎啡 mǎfēi

=6

嗎

ma

(question particle for "yes-no" questions)