The term BE NOISY can be broken down into three crossword solutions: BLAT (4 letters), YELL (4 letters), and MAKEARACKET (11 letters). BLAT is a verb meaning to make a sudden, sharp sound. YELL is another verb meaning to shout or call out in a loud voice. Finally, MAKEARACKET is an idiom meaning to create a disturbance or commotion. All three words describe making a lot of noise, either suddenly or over a period of time.