(of undissolved particles in a fluid) supported or kept from sinking or falling by buoyancy and without apparent attachment; "suspended matter such as silt or mud..."; "dust particles suspended in the air"; "droplets in suspension in a gas"
idle or indolent especially in a dreamy way; "she was annoyingly lackadaisical and impractical"; "a...lackadaisical, spiritless young man-about-town"- P.G.Wodehouse
deficient in originality or creativity; lacking powers of invention; "a sterile ideology lacking in originality"; "unimaginative development of a musical theme"; "uninspired writing"
lacking vitality or spirit; lifeless; "a technically perfect but arid performance of the sonata"; "a desiccate romance"; "a prissy and emotionless creature...settles into a mold of desiccated snobbery"-C.J.Rolo
lacking sufficient water or rainfall; "an arid climate"; "a waterless well"; "miles of waterless country to cross"