sharp; harsh; stinging; thorny; snappy
thorn; spine; splinter (esp. lodged in one's flesh); hard sharp item (esp. lodged in one's throat, e.g. fish bone); biting words
sharply; harshly; stingingly
stinging (barbed) words; harsh language
there is no rose without a thorn; every rose has its thorn
stickleback (Gasterosteidae spp.)
Ryukyu spiny rat (Tokudaia osimensis)