There are several synonyms for the word "oaky," which is often used to describe the flavor or aroma of wine or whiskey. Some synonyms include "woody," "earthy," "spicy," "smoky," and "vanilla." Each of these words can be used to describe slightly different aspects of the drink's flavor profile. For example, "woody" suggests the flavor of freshly cut wood, while "smoky" indicates a more heavily charred or burnt flavor. Similarly, "vanilla" describes a sweet, creamy flavor that may be present in some oaky wines or whiskies. Ultimately, the choice of synonym will depend on the specific characteristics of the drink being described.