Bustlingly, which means in a busy and active way, is an adverb that can be replaced with synonyms. A person can use words like busily, energetically, actively, briskly, vivaciously, or purposefully to express the same meaning. These words depict an environment of increased movement, activity, and liveliness. A bustling city is characterized by busy streets, active commercial activities, and a frenzy of movement, while an energetic person is someone who is always on the go. One can use these synonyms in different contexts in conversations or when writing to depict an atmosphere of heightened activity or a sense of purposefulness.