多刺
the quality of being covered with prickly thorns or spines
同义词： prickliness / bristliness / spininess
a rough and bitter manner
同义词： bitterness / acrimony / acerbity / jaundice / tartness
有刺的，具棘的
thorniness(多刺), 此释义来源于网络辞典。
Well, what it is is easily enough explained despite the sort of difficulty and thorniness of the word.
虽然我们遇到过很多困难和挫折,但这个问题很容易解答。
文学理论导论课程节选 : 耶鲁公开课