unusual
Some 7 letter S words are:salvagesauntersausagesandingscatterscamperscratchscuffleseasicksectionselfishsendingserioussessionshapelyshiftedsharpenshattershackleshakingsharingshimmershowingshuttershovelsshortlyshowersshuttlesickbedsizzledskilledskatingslammerslimmersmudgedsnaggedsnarledsnowmansnowingsnorkelsolvingsoldierspatterspecialspoiledsputterstaffedstaggerstalkerstarvedstammerstapledstationstartlestiffenstoragestressedstretchstingerstringystrikesstumblestutterstylishsubjectsublimesuctionsugaredsummarysupportsupposeswaggersweatersweeperswelterswingerswimmersyringe
babysitbackupbaggagebalanceballoonbankingbanquetbargainbashfulbathtubbarragebarrierbathingbatterybattingbeamingbearingbeastlybeatingbedsidebedroombecausebeddingbehavedbelievebelongsbellboybelovedbemusedbendingbeneathbenefitbequestbewitchbicyclebindingblanketblenderblinkerblisterblotchyblunderbondingbookletbracketbraverybrittlebroughtbrowserbuddingbusting
erraticerosion
CabbageCouragecapturecarnagecensurechemiseclimateclosurecombinecomparecompilecomputeconcavecondolecondoneconfineconfuseconjurecommodeconnoteconsoleconsumeconvenecorrodecottagecremate
apology is one word that starts with a.
Some seven letter words starting with B are:bathtubdisturbperturbproverbrhubarbsuccumbtaxicabwashtub
7 letter words I - T: * instant * imprint * inspect
booming, banging, blaring
No 7 letter words, but using 6 letters, words beginning with c, ending in s, are clouts and cutlets.
7-letter words ending with H:anguishbeneathbeseechblemishboorishbrutishcherisheyelashfurnishgarnishimpeachmannishmenorahnourishpiggishprudishreddishrematchscratchselfishstealthsunfishtarnishunearthunleashunlatchvarnishwarpath
Hi, I think this link will help you greatly: http://www.wordbyletter.com/words_starting_with.php?q=a&letters=7 It lists a huge amount of words starting with a and having 7 letters. Hope that helps :)