1796, from insurrection + -ary. As a noun from 1893. Earlier adjectives were insurrectional (1794), insurrective (1590s), insurrectious (1630s). Insurrectionist (n.) is from 1811.
insurgence
insurgency
insurgent
insurmountable
insurrection
insurrectionary
insusceptible
intact
intaglio
intail
intake