Roget's Thesaurus: Entry 391 (Insipidity)

Make sure you have read the copyright information for this Project Gutenberg provided by, as well as the description -

#391. Insipidity. -- N. insipidity, blandness; tastelessness &c. adj.

V. be tasteless &c. adj.

Adj. bland, void of taste &c. 390; insipid; tasteless, gustless|, savorless; ingustible|, mawkish, milk and water, weak, stale, flat, vapid, fade, wishy-washy, mild; untasted[obs].