The antonyms for the term "rendered void" can be words such as "validated", "approved", "affirmed", "sanctioned", and "endorsed". These words imply a sense of legitimacy and indicate that something has been deemed valid, acceptable, or binding. On the other hand, "rendered void" suggests that something has been canceled, nullified, or made ineffective. Antonyms convey an opposite meaning to a word and can help to expand the vocabulary and provide a better understanding of the various nuances of language. By using these antonyms, one can express ideas more precisely and create a more nuanced and accurate description of a situation.