The coarse boot nestled on the lug, the shaft against the inside knee was levered firmly. he rooted out tall tops, buried the bright edge deep to scatter new potatoes that we picked, loving their cool hardness in our hands. –"digging," seamus heaney which words in the passage are linked by assonance? boot, buried, and bright rooted, tops, and potatoes nestled, knee, and new boot, rooted, and cool