adjunct
Suburbs, Cobwebs, Hobnobs.
nougat
One country that fits your criteria is Finland. It has seven letters, the third letter is 'n,' and the sixth letter is 'a.'
escapee
planner, scanner, scarier, wearier
In alphabetical order, some 7-letter words that have the letter E as the third and sixth letter:AbetterAdelgesAmendedAmenderAmercerAreoletAtelierAvengedAvengerAvertedAverterBeecherBlearedBleaterBleederBlendedBlenderBlessedBlesserBreadedBreadenBreakerBreederCheapenCheaterCheckedCheckerCheekedCheererChequerChesselChessesChestedCheasterCleanedCleanerClearedClearerCleaverCreamerCreasedCreaserCreeperCrestedDjereedDreadedDreaderDreamerDredgerDresdenDressedDresserDuellerDwellerDyeweedElectedEmendedEmenderErecterFaeroesFieldedFielderFledgedFleecedFleecerFleshedFreezerFreshenFresherFrettedFrettenFretterGleanerGreasedGreaserGreatenGreaterGreavesGreeterGuesserIce TeaKleenexKneaderKneelerNeedlerOreweedOverfedOvergetOverredOverseaOverseeOversetOverewOverwetPhellemPiercedPiercelPiercerPleaderPleasedPleaserPleatedPledgedPledgeePledgerPledgetPremierPresleyPressedPresserPresterPreteenPretzelPreviewQuelledQuellerQuerierQuesterRoedeerScentedScepterSeedbedSeetherShearedShearerSheavedShedderShelledShellerShelleyShelterSherbertSkelterSleavedSledderSleeperSleevedSlenderSmearedSmellerSmelterSneakerSneererSneezerSpeakerSpearerSpeiesSpecterSpeederSpellerSpencerSpenderStealerSteamedSteamerSteelerSteepenSteererStellerStemmedSpeppedStepperSternedSwearerSweaterSweeperSweetenSwelledSwelterTheatreTheoremTreaderTreatedTreeletTrekkerTressedTweeterTweezerUneagerUnendedUpendedViequesWheatenWheeledWheelerWhelkedWhelpedWhetherWielderWreckerWreckedWrestlerYielder
sundown..rundown
avenues
skiwear
kowtow
ABEBEAMEABERRANTACERBATEADEQUACYADEQUATEAMEXCARDAREAMAPSAREAWAYSASEPTATEAUERBACHAWEEKAGOAYEARAGOBEEFCAKEBEERCANSBEERHALLBEERTAPSBREAKAGECHEDDARSCHEETAHSCHEMLABSCLEANAIRCLEARANDCLEAVAGEDEEPDALEDEERHARTDEERPARKDIESHARDDOESHARMDRESSAGEEBERHARTEDENTATAEDENTATEELEPHANTENERVATEEVEREADYEVERLASTEXECRATEEYECHARTEYEEXAMSEYEGLASSEYESHADEEYESTALKFEEDBACKFEELWARMFLEABAGSFLEABANEFREEFALLFREEHANDFREEJAZZFREEPASS
ejected