大丈夫【だいじょうぶ】
safe, secure, sound, problem-free, without fear, all right, alright, OK, okay, certainly, surely, undoubtedly, no thanks, I'm good, that's alright, great man, fine figure of a man
丈夫【じょうぶ】
healthy, robust, strong, solid, durable
背丈【せたけ】
stature, height
頑丈【がんじょう】
solid, firm, stout, burly, strong, sturdy
気丈【きじょう】
stout-hearted, firm, courageous, brave, tough