THESAURUS
drifting
ascending, axial, back, back-flowing, backward, circumforaneous, descending, discursive, divagatory, down-trending, downward, errant, flitting, floating, flowing, fluent, flying, footloose, footloose and fancy-free, fugitive, gadding, going, gypsy-like, gypsyish, gyrational, gyratory, landloping, meandering, migrational, migratory, mounting, nomad, nomadic, passing, plunging, progressive, rambling, ranging, reflowing, refluent, regressive, retrogressive, rising, roaming, rotary, rotational, rotatory, roving, running, rushing, shifting, sideward, sinking, soaring, straggling, straying, streaming, strolling, traipsing, transient, transitory, transmigratory, up-trending, upward, vagabond, vagrant, wandering