11. As these fruits ripen, the tannins break down and the fruits lose their astringency . 12. No nasty tannin or astringency there. 13. It's questionable whether he can manage the astringency this slightly sour little comedy requires. 14. Freshly-produced ambergris has a marine, rubbing alcohol, without the vaporous chemical astringency . 15. It is an extractive wine with a characteristic bouquet, a harmonious taste and pleasant astringency . 16. You're talking about astringency . 17. Much of his staff was opposed : let the Republicans stew in their astringency , they argued. 18. The tannins help give the wine its colour, bitterness, astringency and anti-oxidant capacity. 19. He gives me the astringency I need, and I seem to calm him down a little bit. 20. A review published in 2005 found that astringency increases and bitterness decreases with the mean degree of polymerization.