1. Repetition of same sense in different words
   - pleonastic, redundant, tautological

See also: prolix, tautology

• sodium pyrophosphate
• sodium salicylate
• sodium silicate
• sodium sulfate
• sodium sulphate
• sodium thiopental
• sodium thiosulfate
• sodium thiosulphate
• sodium tripolyphosphate
• sodium-vapor lamp
• sodium-vapour lamp
• sodoku
• sodom
• sodomise
• sodomist
• sodomite
• sodomitic
• sodomitical
• sodomize
• sodomy
• soever
• sofa
• sofa bed
• soffit
• Sofia