Insipid
Insipid , adjective
[Latin insipidus; pref. in- not + sapidus savory, from sapere to taste: compare French insipide. See Savor.]
1.
Wanting in the qualities which affect the organs of taste; without taste or savor; vapid; tasteless; as, insipid drink or food. — Boyle
2.
Wanting in spirit, life, or animation; uninteresting; weak; vapid; flat; dull; heavy; as, an insipid woman; an insipid composition.
Flat, insipid, and ridiculous stuff to him.
But his wit is faint, and his salt, if I may dare to say so, almost insipid.