Quick Quiz: Nouns Score: Change category, Flip order Reset Correct! Noun: titi monkey Your choice? a soft gray malleable metallic element that resembles tin but discolors on exposure to air; it is highly toxic and is used in rodent and insect poisons; occurs in zinc blende and some iron ores steady recurrent ticking sound as made by a clock a bell used to sound an alarm small South American monkeys with long beautiful fur and long nonprehensile tail