roaming, drifting about, wandering, drifting (with the current, on the tide, etc.)
漂白【ひょうはく】
blanching, bleaching
漂う【ただよう】
to drift, to float, to waft (e.g. a scent), to hang in the air, to be in the air (e.g. a feeling or mood), to wander, to walk around aimlessly, to be unsteady, to be unstable, to falter, to flinch, to wince, to live in unreliable circumstances