established beyond doubt or question; definitely known | not established beyond doubt; still undecided or unknown |
having or feeling no doubt or uncertainty; confident and assured | lacking or indicating lack of confidence or assurance |
certain to occur; destined or inevitable | not certain to occur; not inevitable |
established irrevocably | not established or confirmed |
exercising or taking care great enough to bring assurance | ambiguous (especially in the negative) |
definite but not specified or identified | not consistent or dependable |
reliable in operation or effect | subject to change |