通过在dear的开头或结尾添加一个字母所形成的新单词:b - ader c - ardeb d - barde e - bared f - beard g - bread h - debar i - acred k - arced l - cadre m - cared n - cedar o - raced p - adder r - dared s - dread t - eared v - fader w - fared x - grade y - raged z - heard