含冤吞声: suffer [bear] injustice patiently without protest
泣: Ⅰ1.动词(小声哭) weep; sob 短语和例子暗泣 sob secretly; 泣诉 accuse while weeping; accuse amid tears2.(使哭泣) cause to weep 短语和例子动天地而泣鬼神 move the universe and cause the gods to weep-very movingⅡ名词(眼泪) tear
暗泣: 1.(不作声哭泣) weep without sound2.(背地里哭泣) weep behind others' backs