relax
     v 1: become less tense, rest, or take one's ease; "He relaxed in
          the hot tub"; "Let's all relax after a hard day's work"
          [syn: {loosen up}, {unbend}, {unwind}, {decompress}, {slow
          down}] [ant: {tense}]
     2: make less tight; "relax the tension on the rope" [syn: {unbend}]
     3: become loose or looser or less tight; "The noose loosened";
        "the rope relaxed" [syn: {loosen}, {loose}] [ant: {stiffen}]
     4: cause to feel relaxed; "A hot bath always relaxes me" [syn:
        {unstrain}, {unlax}, {loosen up}, {unwind}, {make relaxed}]
        [ant: {tense}, {tense}]
     5: become less tense, less formal, or less restrained, and
        assume a friendlier manner; "our new colleague relaxed
        when he saw that we were a friendly group" [syn: {loosen
        up}]
     6: make less severe or strict; "The government relaxed the
        curfew after most of the rebels were caught" [syn: {loosen}]
     7: become less severe or strict; "The rules relaxed after the
        new director arrived" [syn: {loosen}]
     8: make less active or fast; "He slackened his pace as he got
        tired"; "Don't relax your efforts now" [syn: {slack}, {slacken},
         {slack up}]
Source: WordNet® 2.0