hard to say or predict, difficult to speak out (for fear of embarrassing or paining others, etc.) not easy to express with words
㦄【卯集上】【心部】 康熙筆画:15画,部外筆画:11画
《廣韻》莫霞切《集韻》謨加切,音麻。《集韻》䫗,難語也。或从心。