paucity
Meaning: small in quantity
Usage: Gilbert lamented the paucity of twentieth century literature courses available at the college.
diminutive
Meaning: small or miniature
Usage: The bullies, tall and strong, picked on the diminutive child.
meager
Meaning: deficient in size or quality
Usage: My meager portion of food did nothing to satisfy my appetite.
tenuous
Meaning: having little substance or strength
Usage: Your argument is very tenuous, since it relies so much on speculation and hearsay.
modicum
Meaning: a small amount of something
Usage: The apology showed at least a modicum of sincerity.
nominal
Meaning: trifling, insignificant
Usage: Because he was moving the following week and needed to get rid of his furniture more than he needed money, Jordan sold everything for a nominal fee.