In HSK 4 grammar, under 词类 → 连词 → 连接分句或句子, the forms include: 此外、而2、既然、甚至、不过、并且.
此外
cǐwài
besides; moreover
而2
既然
jìrán
since; now that
甚至
shènzhì
even
不过
búguò
however; only
并且
bìngqiě
and; moreover
暂无。