"an uprising against civil authority," early 15c., insurreccion, from Old French insurreccion or directly from Late Latin insurrectionem (nominative insurrectio) "a rising up," noun of action from past participle stem of insurgere "to rise up" (see insurgent).
insurer
insurgence
insurgency
insurgent
insurmountable
insurrection
insurrectionary
insusceptible
intact
intaglio
intail