Crossword clues for Plugging away 4 letters:SLOGPlug awayPLODPlug awayATITPlugging away diligentlyTOILPlug away (at)TOILPlug awayATITPlugging awayTOILSPlugs awayHARDATITPlugging awaySOLDIERONKeep plugging awayLABORSPlugs away (at)KEPTATITPlugged awayATWORKPlugging awayWORKINGHARDPlugging away on an assignmentWORKATITKeep plugging awayLABORSPlugs awaySLAVEPlug awayTOILEDPlugged awayLABORPlug away