sharp (words); harsh (manner, tone, etc.); hostile (mood, attitude, etc.); spiky; prickly; jagged
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)
soursop (Annona muricata)