愛しい[itoshii] lovely
愛子[manago] beloved child
愛すべき[aisubeki] lovable
愛する[aisuru] to love
愛でたし[medetashi] wonderful

愛でる[mederu] to love
愛に飢える[ainiueru] to hunger for love
愛の結晶[ainokesshou] fruit of love
愛らしい[airashii] pretty

血清[kessei] serum
粛清[shukusei] (political) purge
真清水[mashimizu] pure water
清ます[sumasu] to clear
清む[sumu] to clear (e.g. weather)

清い[kiyoi] clear
清まる[kiyomaru] to be purified
清め[kiyome] purification
清める[kiyomeru] to purify
清らか[kiyoraka] clean