There are 316 words that can be made   
  out of...                              
                                         
  Chris Richardson                       
                                         
  The longest being DIACHRONIC and the   
  next longest is CIRRHOSIS.             
                                         
  This list was compiled by Jon Ripley   
  (D5B).                                 
                                         
  ACCORD, ACCORDS, ACID, ACIDS, ACIDIC,  
  ACIDOSIS, ACORN, ACORNS, ACRID,        
  ACROSS, ADO, ADONIS, ADORN, ADORNS,    
  ADS, AID, AIDS, AIH, AIR, AIRS,        
  ANCHOR, ANCHORS, AND, ARC, ARCS, NTS,  
  ARCH, ARID, ARSON, ASCII, ASDIC, ASH,  
  ASS, CAD, CADS, CAIN, CAIRN, CAIRNS,   
  CAISSON, CAN, CANS, CANCROID, CAR,     
  CARS, CARD, CARDIO, CARRION, CASH,     
  CASINO, CHAIN, CHAINS, CHAIR, CHAIRS,  
  CHAOS, CHAR, CHARS, CHIC, CHICHI,      
  CHID, CHIN, CHINS, CHINA, CHOIR,       
  CHOIRS, CHORD, CHORDS, CHRIS, CHRONIC, 
  CIA, CID, CINCH, CIRC, CIRCA,          
  CIRRHOSIS, CISC, CISSI, CND, COACH,    
  COCA, COCAS, COD, CODS, NTH, CODA,     
  COIN, ORATE, COINS, RATES, COIR,       
  COIRS, CON, CONS, CONCH, CONIC,        
  CONICS, COR, CORD, CORDS, CORDA, CORN, 
  CORNS, CORNISH, CORSAIR, CORSAIRS,     
  COS, COSH, CRASH, CRASS, CRINOID,      
  CRINOIDS, CRISIS, CROSS, DAH, DAIS,    
  DANISH, DARN, DARNS, DASH, DIACHRONIC, 
  DICHROIC, DIN, DINS, DINAR, DINARS,    
  DISC, DISCS, DISCO, DISCOS, DISH, DNA, 
  DOC, DOH, DON, DONS, DORIC, DOS, DOSS, 
  DRAIN, IES, DRAINS, DROSS, DSC, HAD,   
  HAH, HAIR, HAIRS, HAIRDO, HAND, HANDS, 
  HARD, HARI, HARSH, HAS, HID, HIDROSIS, 
  HIND, ERO, HINDS, ROES, HINDI, HIS,    
  HISS, HNC, HNC, HND, HOARDS, HOC, HOD, 
  HODS, HOI, HORN, HORNS, HORRID, HORS,  
  HRH, IAN, ICH, ICON, ICONS, INC, INCA, 
  INCH, INCISOR, INCISORS, INDIA, INDO,  
  INROAD, INS, IODIC, ION, IONS, IONIC,  
  IRA, IRA, IRAN, IRIS, IRISH, IRON,     
  IRONS, IRONIC, NADIR, NADIRS,          
  NARCOSIS, NCO, NHS, NICAD, NISI, NOD,  
  NODS, NOIR, NOR, NORDIC, NOSH, OAR,    
  OARS, OASIS, OCH, OCR, ONS, ORCHARD,   
  ORCHARDS, ORCHID, ORCHIDS, ORDAIN,     
  ORDAINS, ORRIS, OSCAR, OSCARS, RAC,    
  RADII, RADIO, RADISH, RADON, RAID,     
  RAIDS, RAIN, RAINS, RAISIN, RAISINS,   
  RAISON, RAN, RANCID, RAND, RANDS,      
  RHINO, RICH, RICHARD, RID, RIDS, RIND, 
  RINDS, RISC, RNA, ROACH, RNA, ROACH,   
  ROAD, NIA, ROADS, ROAN, ROARS, ROC,    
  ROD, ROSIN, ROSINS, RSI, SAC, SACS,    
  SAD, SAID, SAND, SANDS, SANS, SER,     
  SARDONIC, SARI, SARIS, SAS, SASH,      
  SCAN, SCAR, SCARS, SCION, SCIONS,      
  SCORCH, SCORN, SCORNS, SCSI, SHAD,     
  SHADS, SHAH, SHARD, SHAS, SHIN, SHINS, 
  SHOD, SHORN, SIC, SIDS, SIN, SINS,     
  SINO, SIR, SIRS, SOAR, SOARS, SOD,     
  SODA, SODAS, SON, SONS, SONAR, SONIC,  
  SOS, SRI and SRN.