虞美人草[gubijinsou] field poppy
不虞[fugu] emergency
危虞[kigu] apprehensions
失敗の虞[shippainoosore] risk of failure

憂虞[yuugu] anxiety
虞犯少年[guhanshounen] juvenile likely to commit a crime
虞犯[guhan] likelihood of committing a crime

遡る[sakanoboru] to go back
遡及[sakkyuu] tracing back
遡源[sakugen] returning to the origin
遡及的[sokyuuteki] retroactive
遡上[sojou] going upstream

遡航[sokou] going upstream
遡求[sokyuu] redemption
遡河魚[sokagyo] anadromous fish (fish that migrates upstream, e.g. salmon)
遡及書誌[sokyuushoshi] retrospective bibliography
遡求権[sokyuuken] right of recourse

謙遜[kenson] humble
謙遜語[kensongo] humble language
遜色[sonshoku] inferiority
遜色がある[sonshokugaaru] to be inferior to
遜色がない[sonshokuganai] bears comparison with (something)

不遜[fuson] arrogance
傲慢不遜[goumanfuson] haughty
遜る[herikudaru] to deprecate oneself and praise the listener
傲岸不遜[gouganfuson] arrogance
尊大不遜[sondaifuson] arrogant and presumptuous

遙か[haruka] far
遙かに[harukani] far off

逍遙[shouyou] stroll
遙遙[harubaru] from afar