精せい神しん衰すい弱じゃくMeaningsNoun1. psychastheniaKanji used精spirit (of life)神god衰decline弱weakComposed of精せい神しんmind; spirit; soul; heart; ethos; attitude; mentality; will; intention; spirit (of a matter); …Noun衰すい弱じゃくweakness; debility; breakdown; prostrationNoun