很 alternatives

得很

dehěn （very much, a lot etc - used at the end of a comparison sentence after the adj)

多了

duō le (a lot more [than] - used at the end of a comparison sentence after the adj)

非常

fēicháng (very, extremely, exceedingly)

更

gèng (even more)

极

jí (extremely)

极了

jíle (extremely - used at the end of a comparison sentence after the adj)

满

mǎn (really, very [most common 很 replacement in current spoken Chinese, its literal meaning is "full"])

相当

xiāng dāng (quite; fairly; considerably)

越来越

yuè lái yuè (more and more)

真

zhēn (really)

最

zuì (most)

（有）一点儿

(yǒu) yīdiǎnr (a little, a bit)

比较

bǐjiào (relatively; comparatively; rather)

太

tài (too, very, extremely)

特别

tèbié (especially)

挺

tǐng (very; rather; quite)