pungency           
noun [ U ] uk/ˈpʌn.dʒən.si/ us/ˈpʌn.dʒən.si/
 (气味的)刺鼻;(味道的)强烈
the quality of having a sharp strong smell or taste
  The cheeses vary in pungency. 奶酪的浓烈程度各不相同。 
  literary(语言的)辛辣,尖刻 
the quality of being spoken or written in a way that has a strong effect
  Critics admired the pungency of his style. 评论家们钦佩他言辞犀利的风格。 
 - More examples
 - The sauce is fortified with horseradish to add pungency.
 - Use balsamic vinegar for sweet caramel notes, or malt vinegar if you like more pungency.
 - The herb burns with a penetrating pungency.
 - The translation manages to retain the pungency of his wit.
 - This biography is enjoyable for the pungency of its judgements.
 - The last line of the poem has a particular pungency.