khāṇu

stump (of a tree), a stake. Often used in description of uneven roads; together with kaṇṭaka thorns AN.i.35; AN.iii.389; Vism.261 (˚paharaṇ’ aggi), Vism.342 (˚magga); Snp-a.334
■ jhāma˚ a burnt stump (as characteristic of kālaka) SN.iv.193
■ nikhāta˚ an uprooted trunk DN-a.i.73. Khāṇu-kondañña Name of a Thera Vism.380; Dhp-a.ii.254.

also often spelled khānu; prob. = Sk. sthāṇu, corrupted in etym. with khaṇati, cp. Trenckner, Notes 58, n. 6