愛あいくろしMeanings1shiku-adjective (archaic)very sweet; lovely; charmingarchaicArchaic shiku adjective, equivalent to modern 愛くるしい. Found in classical or pre-modern texts; not used in contemporary Japanese.See also: 愛くるしい古ふるい和わ歌かに「愛あいくろし」という表ひょう現げんが見みられる。The expression 愛くろし can be seen in old waka poems.