A person who adds numbers.

Roget 913: evil doer, evil worker; wrongdoer etc. 949; mischief-maker, marplot; oppressor, tyrant; destroyer, Vandal; iconoclast^†.    firebrand, incendiary, fire bug [U.S.], pyromaniac; anarchist, communist^†, terrorist.    savage, brute, ruffian, barbarian, semibarbarian^†, caitiff, desperado; Apache^†, hoodlum, hood, plug-ugly [U.S.], Red Skin, tough [U.S.]; Mohawk, Mo-hock, Mo-hawk; bludgeon man, bully, rough, hooligan, larrikin^†, dangerous classes, ugly customer; thief etc. 792.    cockatrice, scorpion, hornet.    snake, viper, adder, snake in the grass; serpent, cobra, asp, rattlesnake, anaconda^†.    canker-worm, wire-worm; locust, Colorado beetle; alacran^†, alligator, caymon^†, crocodile, mosquito, mugger, octopus; torpedo; bane etc. 663.    cutthroat etc. (killer) 461.    cannibal; anthropophagus^†, anthropophagist^†; bloodsucker, vampire, ogre, ghoul, gorilla, vulture; gyrfalcon^†, gerfalcon^†.    wild beast, tiger, hyena, butcher, hangman; blood-hound, hell-hound, sleuth-hound; catamount [U.S.], cougar, jaguar, puma.    hag, hellhag^†, beldam, Jezebel.    monster; fiend etc. (demon) 980; devil incarnate, demon in human shape; Frankenstein's monster.    harpy, siren; Furies, Eumenides.    Hun, Attila^†, scourge of the human race.    ... show more

A machine that adds numbers.

Polish: sumator

Small terrestrial viper common in northern Eurasia.

synonyms: common viper, Vipera berus.

Dutch: adder, slang
Polish: żmija zygzakowata