1. pleasantly gentle or agreeable: a bland, affable manner.
2. soothing or balmy, as air: a bland southern breeze.
3. nonirritating, as food or medicines: a bland diet.
4. not highly flavored; mild; tasteless: a bland sauce.
5. lacking in special interest, liveliness, individuality, etc.; insipid; dull: a bland young man; a bland situation comedy.
6. unemotional, indifferent, or casual: his bland acknowledgment of guilt.
"rhetorics can be blander."
This list can help you learn new vocabulary more quickly and be able explore other words more easily.