One is South Padre Island.
Islands starting with S include:Savaii, SamoaSouth Island, New ZealandStewart Island, New ZealandSingaporeSri LankaShikoku, JapanSkye, UkSpitzbergen, ArcticSouth Georgia, FalklandsStromboli, ItalySumatra, IndonesiaSulawesi, IndonesiaStaten Island, New York, USASicily, ItalySardinia, Italy
=Well that's easy,one island that starts with the letter s is South Georgia Island ^_^=
Sicily
Some three letter words starting with "s" are:sacsadsagsapsatsawsayseaseesetsewsexsheshysinsipsirsitsixslysobsodsonsopsotsowsoyspaspystysuesumsun
Islands near Australia beginning with the letter "k" include Kangaroo Island and King Island.
Sincere is an adjective. It begins with the letter s.
Little Barrier Island (Hauturu)
Seta is a 4-letter word for hair or bristle starting with S.
sacrificiallysocializationsophisticationsportsmanshipspecificationstabilizationstandardizingstrengtheningsubcontractorsubstantiallysuperficiallysyllabication
StreamSheetSpearSlimeSweetSweat
Some four letter words starting with S and ending with F are:selfserfsurf
"Starting" "Stirring" "Stomping"