1

再见

zàijiàn

goodbye see you again later

2

有空

yǒukòng

to have time (to do sth)

3

多

duō

many; much; more; a lot of too many; in excess (after a numeral) ... odd how (to what extent) (Taiwan pr. duó) (bound form) multi-; poly-

4

来

lái

to come (used as a substitute for a more specific verb) hither (directional complement for motion toward the speaker, as in 回来 huílai) ever since (as in 自古以来 zìgǔyǐlái) for the past (amount of time) (prefix) the coming ...; the next ... (as in 来世 láishì) (between two verbs) in order to (after a round number) approximately (used after 得 dé to indicate possibility, as in 谈得来 tándelái, or after 不 bù to indicate impossibility, as in 吃不来 chībulái)

5

玩儿

wánr

to play to have fun to hang out