Thuja azwi kwisi yose nkigiti cyumurimbo kandi yakoreshejwe cyane muruzitiro.Ijambo 'Thuja' ni ijambo ry'Ikigereki risobanura thuo (gutamba) cyangwa 'guhumeka'.Inkwi zihumura ziki giti zabanje gutwikwa nkigitambo Imana mubihe bya kera.Yabaye igice cya sisitemu yo gukiza gakondo nka Medicine gakondo y'Ubushinwa na Homeopathie yo kuvura indwara nyinshi muburyo busanzwe.