Synonyms:
- 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