Open English Wordnet
Adjectives
(s)bland, flat, flavorless, flavourless, insipid, savorless, savourless, vapidlacking taste or flavor or tang“a bland diet”,
“insipid hospital food”,
“flavorless supermarket tomatoes”,
“vapid beer”,
“vapid tea” (s)bland, flatlacking stimulating characteristics; uninteresting“a bland little drama”,
“a flat joke” (s)politic, smooth, suave, blandsmoothly agreeable and courteous with a degree of sophistication“he was too politic to quarrel with so important a personage”,
“the manager pacified the customer with a smooth apology for the error”