Synonyms to trenching spade

shovel, backhoe, bail, bar spade, bore, bucket, burrow, coal shovel, cup, decant, delve, dig, dig out, dike, dip, dish, dish out, dish up, dredge, drill, drive, excavate, fork, furrow, garden spade, gouge, gouge out, groove, grub, gumming spade, ladle, lower, loy, mine, peat spade, posthole spade, pour, power shovel, quarry, salt shovel, sap, scoop, scoop out, scoop shovel, scrabble, scrape, scratch, scuff, shamble, sink, spade, split shovel, spoon, spud, steam shovel, stump spud, trench, trough, tunnel