The term 'Loud Buzzer' can be summarized by two crossword solutions: CICADA (6 letters) and BEE (3 letters). Cicadas are a type of insect that is known for its loud, buzzing sound. Bees are also insects that make a buzzing sound, but it is usually much quieter than the sound of a CICADA. Both of these creatures are known for their loud buzzing noises, which is why they are both associated with the term 'Loud Buzzer'.