indolent

disinclined to work or exertion; "faineant kings under whose rule the country languished"; "an indolent hanger-on"; "too lazy to wash the dishes"; "shiftless idle youth"; "slothful employees"; "the unemployed are not necessarily work-shy"

(of tumors, e.g.) slow to heal or develop and usually painless; "an indolent ulcer"; "leprosy is an indolent infectious disease"