redoubtable

adj．可敬畏的,可怕的,厉害的,著名的

redemption, redemptive, redeploy, redeployment, redevelop, redevelopment, redhead, rediculous, rediffusion, redirect, rediscover, redistribute, redistribution, redly, redness, redo, redolence, redolent, redouble, redoubt, redound, redress, redskin, reduce, reduce to, reducible, reductio ad absurdum, reduction, redundancy, redundant, redundantly, reduplicate, reduplication, redwood, reed, reediness, reedy, reef, reef-knot (US square-knot), reefer,