tender,嫩的,foot,脚。引申词义新手。
Among the Indians, more than half of every sentence is expressed by signs. And miners illustrate their conversation by the various terms used in mining. I have always noticed how clearly these terms conveyed the idea sought. Awkwardness in comprehending this dialect easily reveals that the hearer bears the disgrace of being a "pilgrim," or a "tender-foot," as they style the new emigrant. ["A Year in Montana," "Atlantic Monthly," August 1866]Tender-footed (adj.) "cautious", originally of horses, is recorded from 1680s; of persons from 1854.
来自《简明英汉词典》