Synset

a small indefinite quantity (especially of a liquid)
<noun.quantity>   freq. cnt.: 9 freq. cnt.: 9

drib

driblet

drop

sample sentences

"he had a drop too much to drink"
"a drop of each sample was analyzed"
"there is not a drop of pity in that man"
"years afterward, they would pay the blood-money, driblet by driblet"--Kipling