The initial idioms of the letter S

Singhalese	singing
singing voice	sing-kwa
single	single bed
single combat	single cream
single crochet	single dwelling
single entry	single file
single nucleotide polymorphism	single out
single prop	single quote
single shell	single stitch
single supplement	single tax
single-barreled	single-barrelled
single-bedded	single-breasted
single-breasted jacket	single-breasted suit
single-celled	single-channel
single-entry bookkeeping	single-foot