坚定的近义词

坚毅jiān yì 
[finality;be firm and persistent;
with unswerving determination] 坚定刚毅

坚决jiān jué 
[staunch;resolute;determined;firm;persistent] 意志确定不移;不犹豫

坚贞jiān zhēn 
[faithful;be constant to the bitter end] 不改变节操