The word "exiguous" means very small, limited, or insufficient in amount. The correct synonym here is "scanty", which refers to something that is insufficient or lacking in quantity. Let's go through each option:
- Tall: Refers to height, not related to the meaning of "exiguous."
- Large: Opposite of "exiguous," as it means something that is big or substantial.
- Abundant: Means plentiful or abundant, the opposite of "exiguous."
- Scanty: Means small, insufficient, or lacking in amount, which is the exact meaning of "exiguous."
Therefore, the correct answer is "scanty".