What is yestermorn?

What are some ten letter words with 5th letter E and 8th letter O and 9th letter R?

According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 114 words with the pattern ----E--OR-. That is, ten letter words with 5th letter E and 8th letter O and 9th letter R. In alphabetical order, they are: addressors aggressors archespore augmentors barleycorn barrenwort basketwork biosensors bioterrors butterwort calceiform campeadors cankerworm choreiform clerestory clypeiform cocreators collectors commentors condemnors confessors connectors contemnors convectors convertors copperwork copperworm correctors correctory crewelwork deflectors depressors dissectors disseisors disseizors donkeywork enamelwork escheators fermentors flugelhorn funnelform inflectors inspectors letterform looyenwork malleiform masterwork masterwort millefiori misfeasors motherwort neglectors nethermore nonnetwork nonvectors nucleators oppressors outperform palmerworm peppercorn pepperwort perfectors perfervors permeators possessors possessory posteriors precensors precentors preceptors preceptory prehensors prehensory prelectors processors professors projectors propellors prorectors prosectors protectors protectory proteiform protestors recreators redressors reflectors regressors repressors requestors rutherford salverform setterwort silverhorn spiderwork spiderwort spleenwort sublessors subnetwork subsectors succentors successors susceptors suspensors suspensory threescore timberwork tormentors trajectory trisectors whitethorn wickerwork wonderwork yestermorn