at ease
     adj 1: without strain or anxiety; "gave the impression of being
            quite relaxed"; "a relaxed and informal discussion"
            [syn: {relaxed}] [ant: {tense}]
     2: free from worry or anxiety; "knowing that I had done my
        best, my mind was easy"; "an easy good-natured manner";
        "by the time the child faced the actual problem of reading
        she was familiar and at ease with all the elements words"
        [syn: {easy}] [ant: {uneasy}]
     3: socially at ease; "was at ease with strangers" [syn: {at
        ease(p)}]
     adv : in a relaxed position, of soldiers; "the soldiers were
           standing at ease" [syn: {at rest}]
Source: WordNet® 2.0