General:
* Divided: This is the most common and straightforward option.
* Split: This implies a more forceful or abrupt separation.
* Separated: This emphasizes the physical distance between the two parts.
* Partitioned: This suggests a more formal or organized division.
Specific to objects:
* Bisected: This specifically refers to cutting something in half.
* Dissected: This refers to cutting something apart for examination, often in a scientific context.
* Bifurcated: This refers to splitting into two branches or forks.
Specific to concepts or ideas:
* Dichotomized: This refers to dividing something into two opposing categories.
* Dualized: This refers to representing something as having two distinct aspects.
The best word to use will depend on the specific situation and the intended meaning.