The word "more blustering" refers to a person who is loud and aggressive in speech and behavior. Antonyms for this word include "calm," "quiet," "reserved," and "measured." A person who is calm is composed and tranquil, while a quiet individual speaks softly and is not easily agitated. Someone who is reserved is shy and hesitant in their interactions, whereas a measured person is deliberate and thoughtful in their words and actions. These opposite words provide a range of descriptions for individuals who exhibit distinctly different behaviors from those who are more blustering. By understanding these antonyms, we can successfully communicate our observations and perceptions of others with greater accuracy and specificity.