Words that begin with D and end with R:
* daughter
Here are some possible words:racierrackerrafterraiderrailerraiserrammerrancorrangerrankerranterrapierrapperrapterraptorrasherrasperrasterratherratterreaderrealerreamerreaperrearerreaverrectorredderreeferreekerreelerregearrehearrenderrenoirrenterrepairresterrevoirrhymerribberricherridderriflerriggerrigourrimierrimmerringerrinserrioterripperriskerroaderroamerroarerrobberrockerrodderrollerromperrooferroomerrooterropierrosierrosterrotterrouserrouterrubberrubierrudderruggerruinerrummerrumourrunnerrusher . racerradarradiatorrafterrancherrancorratherrazorreaderreaperreappearrearreceiverrecorderrecoverregisterregularregulatorreindeerrelieverremainderrememberreminderremoverrenterreoccurrepairreporterresistorresponderretailerretainerretrieverrevolverriderrigorringerriserriverroarrobberrockerrollerrooferroosterrosterrubberruler
Words beginning with M and ending with R:MajorManagerMannerManorMarkerMarMasterMatadorMatterMayorMentorMergerMessengerMeterMeteorMinerMinisterMinorMiserMisterMixerModularMolarMonsterMotherMoverMowerMufflerMusterMutter
Words beginning with M and ending with R:MajorManagerMannerManorMarkerMarMasterMatadorMatterMayorMentorMergerMessengerMeterMeteorMinerMinisterMinorMiserMisterMixerModularMolarMonsterMotherMoverMowerMufflerMusterMutter
killer, kilter, kisser
Gander, Gender, Grandmother, Glitter, Ghastlier, Greasier, Gardener, Godfather..gamblergangstergartergathergeargeographergeysergingergiverglaciergladiatorglamorglimmerglossiergolfergophergrandeurgreatergreetergrumpiergunpowdergusher
Some six letter words ending in R are:antleranswerbeaverbetterbitterborderbutlerbuttercratercursorcuterfalterfiltergarterhamperhatterhealerheaterhotterjuniorkinderladderlardermurderporterpotter
8 letter words beginning with R and ending with E: * recreate * reassure * rehearse * reimburse * regulate * reliance * renegade * renounce * renovate * reprieve * resemble * resource * responce * retrieve * riddance * ridicule * rooftree * ruminate
Neither.
tenderizer
riot
Rutabaga includes 8 letters. Rhizobia are a bacteria that is common in the soil and fixes nitrogen in plants.