Smiles - because there is a mile between the first letter and the last.
If you mean that more literally, the Supercalifragilisticexpialodocius is another.
It is. "Anticonstitutionellement"-Admin
No, the spelling is Pneumonoultramicroscopicsilicovolcanoconiosis.
commence
Yes it is a word. More specially, it is a mnemonic. It was used in medieval music. It is the longest word in the English language which is made up of nothing but vowels.
the ( preceding a word beginning with a vowel)
Bellybuttons would be the longest word I can think of beginning with a 'b' and ending in an 's'.
Extraterritoriality is the longest word in the English language beginning with "ex."
extermination-y-ish.... i think.
xenoglossophobic which is the fear of foreign languages
The longest word that starts with an "s" and ends with an "r" is "supercomputer."
aggregating.
The longest one that -I- know would be ballistocardiograph which is an instrument for detecting body movements caused by heartbeat.
watermelons
The word beginning is an abstract noun, a word for the start of something.
the answer in smile get in after s is the word mile
Another word for opportunity which begins with 'S' is scope.
an alliteation is a word in a sentence which have the same beginning word example.. she sings sweetly.. (s,s,s)