US standard spelling of plough through.

To crash into something. / To engage in some activity with vigor. / (transitive) To invest a resource (money, material, energy) into something.

To reinvest profits into a business

plural of plot hole

(authorship) A gap or inconsistency in a storyline that goes against the flow of logic established by the story's plot.

plural of plot device

present participle of plodge

A small plover, Charadrius hiaticula, that has a black neckband

plural of plastic plod

(UK, slang, derogatory) A police community support officer, a PCSO.