quatr-, quart- (Latin: fourth, four; a number used as a prefix).quart: 
quartan: 
quartation: 
quarte: 
quarter: 
quartered: 
quarterly: 
quartern: 
quartet: 
quartette: 
quartic: 
quartile: 
quarto: 
quatercentenary: 
quaternary: 
quaternate: 
quaternion: 
quaternity: 
quatorzain: 
quatrain: 
quatre: 
quatrefoil: 
quatressential: 
quatuorvirate: 
 |