Some four-letter musical instruments that contain three vowels are "ukulele" and "oboe." While "ukulele" has more than four letters, "oboe" fits the criteria perfectly with three vowels and four letters. Other examples include "lute" and "horn," but they contain fewer vowels.
Yes, many.Some, such as facetious have five.
boeotian
Hundreds of words have 4 vowels. Among the shortest are: easier invitee overseen unearthed unique
euphony
Some four letter words that have two vowels are:abetableacheacmeacneahemamenanteaveraxlebabebakebarebarebasebeadbeakbeambearbeatbeefbeenbeerbeetbidebikebiteblueboarboatboilbonebookbootboreboutbozobriecafecagecakecamecanecapecarecasecavecluecodecoedcoilcoincolacomacomeconecopecorecovecubecurecutedaledamedaredatadatedaubdazedeaddeafdealdeardeeddeemdeepdeerdelidemodialdicedimedinediredivadivedoledomedonedopedovedozedudedukedunedupeeachearlearneastechoecruedenedgeeditelseemiremitepicergoeveneverevilewerexamexitfacefadefailfairfakefamefarefatefaunfauxfazefearfeatfeedfeelfeetfetafetefeudfieffifefilefinefirefivefleafleefluefoalfoamfoilfootforefreefumefusegagagaingaitgalagalegamegapegategavegazegeargeargenegivegleegluegoadgoalgoalgoatgoesgonegoodgoofgoopgoregoutguruhailhairhalehaloharehatehaulhavehazeheadhealheaphearheatheedheelheirhereherohidehikehirehivehoaxhoboholehomehonehoodhoofhookhoophoothopehosehourhugehulaibexibisiconidleidolintoirisironisleitemjadejailjavajeerjivejoinjokejudojutekalekeelkeenkeepkenokilokitekiwikneekookkudolacelaidlainlairlakelamelanelatelaudlavalazeleadleafleakleanleapleekliarliceliedlienlifelikelimelimolinelionliveloadloafloamloanlobelocolodelogoloinlonelookloomloonlooplootlopeloreloseloudloutlovelubelugelureluteluxemacemademagimaidmailmaimmainmakemalemamamanemarematemaulmazemeadmealmeanmeatmeekmeetmemomenumeowmeremesametemicamicemikemilemimeminemiremitemoanmoatmodemoilmojomolemoodmoonmoormootmopemoremotemovemulemumumusemutenailnamenapenearneatneedneonniceninenodenoelnonenooknoonnopenosenotenounnovanudeoathodorogleogreoinkokraomenomitonceontooopsopalopenoralorcaorzoovaloveroxenpacepagepaidpailpainpairpalepanepapaparepatepavepeakpealpearpeatpeekpeelpeeppeerpeonpesopicapierpikepilepinepipepitapleapoempoetpokepoleponepopeporeposepucepukepumapurequadquayquidquipquitquizracerageraidrailrainrakeraperarerateraverazereadrealreamreaprearredoreedreefreekreelreinricerideriferilerimeriotriperiseriteroadroamroanroarroberoderoleroofrookroomrootroperoseroteroutroveruberuderuinrulerusesafesagasagesaidsailsakesalesamesanesarisavesealseamsearseatseedseekseemseenseepseershoesidesilosinesiresitesizesoaksoapsoarsodasofasoilsolesolosomesoonsootsoresoulsoupsourspuesuetsuitsuretabutacotailtaketaletametapetaretarotaxiteaktealteamtearteatteemteentheethoutidetiertiletimetinetiretoadtofutogatoiltometonetooktooltoottoretotetourtreetriotruetubatubetunatunetutuulnaundounituntouponurgeuservainvalevanevasevealveerveilveinvetovialviceviewvilevinevisavisevoidvolevotewadewadiwagewaifwailwaitwakewanewarewaveweakwealweanwearweedweekweepwerewheewhoawidewifewilewinewipewirewisewokewoodwoofwoolworewoveyeahyearyetiyogayokeyoreyouryulezealzerozetazitizonezoom
There is only one word with four vowels that is in the Dictionary. Gooey -Wet Vagina
That is a trick question. You can't make a four letter word using all five vowels.
you
21^4
isle,else,also,
I'm not sure, but i have there are 26x25x24x23 total possibilities which is 358800. And 21x20x19x18 of these possibilities don't include vowels (since 21 out of 26 letters are not vowels and they can each be used once). Therefore the number of possibilities of words WITH vowels is just the difference which is 358800 - 143640 = 215160