unsmooth
This fruit is a bit astringent.
rough (surface)
This apple is very astringent.
acerbity
This kind of fruit is a bit astringent.
hard to understand
This book is a bit obscure, I can't understand it.
obscure
astringent
tart
unsmooth
This fruit is a bit astringent.
rough (surface)
This apple is very astringent.
acerbity
This kind of fruit is a bit astringent.
hard to understand
This book is a bit obscure, I can't understand it.
obscure
astringent
tart