We Chinese feel very natural to use 儿化 when we talk to each other. Look at the following passage .
我出门儿去办点儿事儿。走在路上一直纳闷儿，哪儿来的好大的烟儿味儿？我刚上公交，司机师傅就紧踩油门儿，吓得我好像丢了魂儿，头也碰破了皮儿，脚也抽了筋儿。