The Chinese have a saying, "The much-loved child has many names". Our dad surely loved us, then, as we all 3 had dozens of names from him. We answered to them all, too.
Brother 2 (7 years my senior) was, by all accounts, a very inquisitive small child. Our dad could do a passable impression of his younger male offspring who as a toddler, apparently, met every statement and action with the flat demand, "Why?", accompanied by a determined expression. You didn't get away with ignoring him. It didn't take long before our dad referred to him, often, as The Why? Boy.
He was a tactile man, our dad. He wasn't given to openly embracing his children, particularly his sons, once we'd got past pre-school...