1) Atom 2) Bit 3) Iota 4) Ounce 5) Semblance 6) Smattering 7) Tad 1) Just a suggestion 2) Slight bit 3) Small amount 4) Small indefinite amount 5) Small indefinite quantity 6) Small quantity 7) Token amount 8) Whit 
• (n.) A little; a small quantity; a measured simply.
Mod'i·cum noun [ Latin , from modicus moderate, from modus . See Mode .] A little; a small quantity; a measured supply. ' Modicums of wit.' Shak. « Her usual modicum of beer and punch.» Thackeray. 
[n] - a small or moderate or token amount
noun a small or moderate or token amount; `England still expects a modicum of eccentricity in its artists`- Ian Jack
a moderate or small amount: He hasn't even a modicum of common sense.
[SAT terms] a small or moderate or token amount a small or moderate or token amount[Intelligent words] a small or moderate or token amount