pat = to walk

詞根pat來自拉丁語的詞根pat 意爲to walk。同義詞根有來自拉丁語的ambul[ambl]。
1.expatiate [曏外走出去ex(=out) + pat(=walk)]
vi.詳述，細說
She expatiated on the topic of flower arranging.她就插花這一主題進行了詳細的闡述。

2.peripatetic adj.流動的；巡廻工作的 peri(=around)
peripatetic religious teachers of India 印度的周遊四方宗教教師