enrage; infuriate; make angry
In the cruel sport of bullfighting, the bullfighter uses a red flag to incense the bull.
in (into, in, on, upon)#candere (to shine, glow, be on fire) (Latin)
beard, gall, goad, incense, nettle, vex
appease, mollify, placate
read it as in+sense, meaning lacking sense. Such people make us extremely angry incense = insensible. Insensible people infuriate (incense) me.