insulse
adjective
in·sulse
ə̇nˈsəl(t)s
archaic
: tasteless, flat, stupid
insulsity noun
-)sətē
plural -es
Word History
Etymology
Latin insulsus, literally, unsalted, from in- in- entry 1 + -sulsus (from salsus, past participle of salere to salt, from sal salt)