boisterous vs rambunctious

boisterous and rambunctious both are adjectives.

Word	Noun	Adjective	Verb	Adverb
boisterous	No	Yes	No	No
rambunctious	No	Yes	No	No

As adjectives, boisterous and rambunctious are synonyms defined as:

boisterous and rambunctious: noisy and lacking in restraint or discipline

Other synonyms of boisterous include robustious, rumbustious, unruly.

boisterous (adjective)	rambunctious (adjective)
noisy and lacking in restraint or discipline	noisy and lacking in restraint or discipline
full of rough and exuberant animal spirits
violently agitated and turbulent