marked by firm determination or resolution; not shakable; firm convictions; a firm mouth; steadfast resolve; a man of unbendable perseverence; unwavering loyalty

[ Syn: firm , steadfast , steady , stiff , unbendable , unfaltering , unshakable ]

not showing abrupt variations; spoke in a level voice; she gave him a level look- Louis Auchincloss

[ Syn: level ]