alter, change, modify - cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue"
sweat off - lose weight by sweating; "I sweated off 3 pounds in the sauna"
change state, turn - undergo a transformation or a change of position or action; "We turned from Socialism to Capitalism"; "The people turned against the President when he stole the election"
Some factors for example such as an undulation of a free surface and turbulence slenderize mentioned layer and, in this way, increases gradient of gases concentration and gases transfer through interface.
Steane, author of the chapter dedicated to Nilsson in the volume Singers of the Century (1996), that she insisted the singers at her Covent Garden masterclasses "slenderize" the voice, concentrate the tone, and aim at an equal intensity in each note, "like a violin." This, Steane observes, corresponds very closely with the sound-picture of her singing 'in the flesh.'
Living in San Diego, I see every day women who have paid thousands of dollars for painful (and potentially life-threatening) surgery to enlarge and firm their breasts, smooth their faces, and slenderize their thighs.
slenderize - take off weight