a lethal technique / a fighter's finishing move, ultimate technique, or coup de grâce, often in contexts such as pro wrestling or video games

astigmatism (defect of a lens)

唐檜: spruce (tree from the genus Picea)

spruce

armrest

a waste

to waste

a hit (the act of being struck) / a hit (a success) / success / (baseball) a safe hit / hit (the act of being struck) / (Internet) hit (result on a search engine)

hit (strike something) / be a hit, be a success / (Internet) to come up as a result on a search engine

beneficent / merciful