List of wishy washy synonyms and wishy washy related words.
adrift, afloat, alternating, amorphous, banal, betwixt and between, bland, capricious, changeable, changeful, dead, desultory, deviable, dilute, diluted, dizzy, dull, eccentric, enervated, erratic, fade, fair, fair to middling, fairish, fast and loose, fickle, fitful, flat, flavorless, flickering, flighty, flitting, fluctuating, fowl, freakish, giddy, gruelly, halfhearted, impetuous, impulsive, inane, inconsistent, inconstant, indecisive, indifferent, infirm, infirm of purpose, infirm of will, insipid, irregular, irresolute, irresponsible, jejune, lackluster, languid, listless, mazy, mediocre, medium, mercurial, middling, mild, milk-and-water, milky, moderate, modest, moody, mushy, namby-pamby, neutral, of a kind, of a sort, of sorts, pantywaist, pappy, passable, pulpy, rambling, respectable, restless, roving, sapless, savorless, scatterbrained, shapeless, shifting, shifty, shuffling, so-so, spasmodic, spiceless, spineless, spiritless, stale, tasteless, tedious, thin, tolerable, unaccountable, uncertain, uncontrolled, undependable, undisciplined, unfixed, unflavored, unpredictable, unreliable, unrestrained, unsavory, unsettled, unstable, unstable as water, unstaid, unsteadfast, unsteady, vacillating, vagrant, vapid, variable, vicissitudinary, vicissitudinous, volatile, wandering, wanton, washy, watered, watered-down, waterish, watery, wavering, wavery, wavy, wayward, weak, whimsical