(n.) A small piece or part; a small sum; a small quantity of money in making up a sum; as, the money was paid in dribblets.

ace atom bit dab dole dot dram dribble droplet dwarf farthing fleck flyspeck fragment globule gobbet grain granule groat hair handful iota jot little little bit minim minimum minutiae mite modicum molecule mote nutshell ounce particle pebble pinch pittance point scrimption scruple smidgen smitch speck spoonful spot thimbleful tiny bit tittle trifling amount trivia whit