not plowed or harrowed or hoed
barrowed
(barrow 的过去时) n. 搬运架, 手推车, 古墓[机] 矿皮, 弃矿
farrowed
v. 产(小猪)( farrow的过去式和过去分词 )
harrowed
a. 忧伤的, 痛苦的v. 耙地( harrow的过去式和过去分词 ); 折磨, 使苦恼
marrowed
n. 髓, 骨髓;脊髓;最深的地方;精髓, 精华;实质
narrowed
a. [医]狭窄的v. (使)变窄( narrow的过去式和过去分词 )
wheelbarrowed
n. 手推车, 独轮车