Vowel is a speech sound made with vocal tract open. Almost all words in english alphabets have vowels.
a,e,i,o,u are the vowel letters.
Below we have a set of words that begin with vowels.
Apart from vowels(a,e ,i, o, u) all letters in english alphabets is called as consonants.
b,c,d,f,g,h,j,k,l,m,n,p,q,r,s,t,v,w,x,y,z are consonant letters.
Below we have a set of words that begin with consonants.