随笔

• 阝(earthen mound; village; hamlet)RADICAL
• 迶(follow; accompany (in sound))PHONETIC

Following someone else through villages and neighborhoods is the meaning of the character 随.

• ⺮(bamboo)RADICAL
• 毛(hair; fur; strand of hair)ASSOCIATIVE

A brush made from animal hair attached to a bamboo handle produces the strokes of writing.