Some words that have double Es are:agreeamputeeapogeebansheebeebeechbeefbeenbeepbeerbeetbeetlebeseechbetweenbleedbooteebreechbreedbreezebungeecanteencareencareercheekcheepcheercheesecheetahchickadeecoffeecouleecreelcreepdecreedeeddeemdeepdeerdegreediscreetemceeengineerexceedfeefeeblefeedfeelfeetfianceefiligreefleefleecefleetfreefreezegeekgeesegenteelgleegoateegreedygreengreetheedheeljamboreejeepjeerjubileekeelkeenkeepkneeleeleechleekleerleveelicheemanateemarqueemeekmeetmeleeneeneedneedlenegligeeoverseeparakeetpedigreepeepeekpeelpeeppeerpeevepeeweepreemiepreemptpreenproceedprotegeepureequeenqueerreedreefreeferreekreelrefereerefugeerupeesateenscreescreechscreenseeseedseekseemseenseepseerseesawseethesheensheepsheersheetskeetsleeksleepsleetsleevesneersneezespeechspeedspleenspreesqueegeesqueezesteedsteelsteepsteeplesteersteeragestreetsucceedsweepsweetteeteemteenteethteethetepeetheethreetoffeetoupeetreetureentweedtweettweezerveejayveerveneerweeweedweekweenweepweevilwheewheedlewheelwheezeyippee
Some four letter words with double Es are:aleebeefbeenbeepbeerbeetCreedeeddeemdeepdeerepeefeedfeelfeetfleefreegleeheedheeljeepjeerkeelkeenkeepkneeleekleermeekmeetneedpeekpeelpeerreedreefreekreelseedseekseemseenseepseerteentheetreeveerweedweekweepwhee
Cheeses, nemeses.
Some words with three Es and two Rs are:breedercreepierevergreenperimeterpretenderrefrigerateregenerateremembertelepromptertemperature
accessaccommodationsbrassinessbeefinessembarrasscoffeechildlessnesscarelessnesscoolnesscheerfullycrisscrossclasslesscommitteecommittedfussinessfootlessfearlessnessfootloosefoolishnesshellishnesshopelessnessheaddresshappinessjoblessnesslawlessnessmoonlessmessinesspuffinessprissinesspeevishnesspennilessraccoonruthlessnesssuccesssleeplesssloppinesssleevelessspookinessstuffinessstiffnessspeechlesssillinessscruffinesstoothlesstattootoffee
Some words that have double Es are:agreeamputeeapogeebansheebeebeechbeefbeenbeepbeerbeetbeetlebeseechbetweenbleedbooteebreechbreedbreezebungeecanteencareencareercheekcheepcheercheesecheetahchickadeecoffeecouleecreelcreepdecreedeeddeemdeepdeerdegreediscreetemceeengineerexceedfeefeeblefeedfeelfeetfianceefiligreefleefleecefleetfreefreezegeekgeesegenteelgleegoateegreedygreengreetheedheeljamboreejeepjeerjubileekeelkeenkeepkneeleeleechleekleerleveelicheemanateemarqueemeekmeetmeleeneeneedneedlenegligeeoverseeparakeetpedigreepeepeekpeelpeeppeerpeevepeeweepreemiepreemptpreenproceedprotegeepureequeenqueerreedreefreeferreekreelrefereerefugeerupeesateenscreescreechscreenseeseedseekseemseenseepseerseesawseethesheensheepsheersheetskeetsleeksleepsleetsleevesneersneezespeechspeedspleenspreesqueegeesqueezesteedsteelsteepsteeplesteersteeragestreetsucceedsweepsweetteeteemteenteethteethetepeetheethreetoffeetoupeetreetureentweedtweettweezerveejayveerveneerweeweedweekweenweepweevilwheewheedlewheelwheezeyippee
Some words ending in "es" with two "zz" are fizz and buzz.
This is not strictly true, as words could also have -i, or -es, or if it has a double vowel in the word, these might change to another double vowel or two different vowels.
For an English plural, the answer is never. Some words ending in the letter 's' are made plural by adding 'es', such as one bus, two buses or one class, two classes.
Some four letter words with double Es are:aleebeefbeenbeepbeerbeetCreedeeddeemdeepdeerepeefeedfeelfeetfleefreegleeheedheeljeepjeerkeelkeenkeepkneeleekleermeekmeetneedpeekpeelpeerreedreefreekreelseedseekseemseenseepseerteentheetreeveerweedweekweepwhee
Examples of words with two Es are:agreebreezecreeddeedeeriefreegreenheelindiscreetjeerkneeleemeetneedoverseepreenqueenreedseedtreeupkeepveerweekyippeezookeeper
Cheeses, nemeses.
Some words with three Es and two Rs are:breedercreepierevergreenperimeterpretenderrefrigerateregenerateremembertelepromptertemperature
amazesapologizesbaptizesbrutalizesblazesbreezescrazescriminalizescustomizesdozesenergizesemphasizesfantasizesfreezesgazesgeneralizesglamorizeshazeshomogenizesmazesmemorizesnaturalizesoptimizesprizespopularizesrealizessanitizessizessummarizessterilizestheorizestraumatizestantalizestranquilizestrivializes
Box and dish are two of them.
no = no and es means is
Pantheresses. It is a perfectly standard formation: words whose singular ends with a double 's' form their plural by adding 'es'.