The word "gaggled" is less common and might be unfamiliar to some. Synonyms for the term include "cackled," "chortled," "guffawed," and "laughed heartily." These words all convey a sense of raucous amusement, though "cackled" has a slightly more negative connotation. Other synonyms include "chuckled," "snickered," "twittered," and "tittered," which suggest a quieter, more subdued form of laughter. "Giggled" and "sniggered" share a similar sense of mischief and playfulness. Additionally, "roared" and "howled" suggest a loud and prolonged laughter, while "hollered" implies a boisterous, emotion-filled outburst of laughter.