Why did the dwarves compare Bilbo to Bombur?

The dwarves compared Bilbo to Bombur, one of their own, to emphasize his unexpected clumsiness and tendency to get caught in precarious situations despite his cleverness and resourcefulness. Bombur, known for his size and often being a source of comic relief, served as a humorous benchmark for Bilbo's mishaps. This comparison highlighted Bilbo's growth and the challenges he faced on his journey, showcasing the camaraderie and banter among the dwarves. Ultimately, it underscored the contrast between their initial perceptions of him and his evolving role as a capable adventurer.