Word Study
    
                                	understatement |
                                	understock |
                                	understood |
                                	understrapper |
                                	understrapping |
                                understratum
                                	| understroke 
                                	| understructure 
                                	| understudy 
                                	| undersuit 
                                	| undersurface 
                            
        understratum
CIDE DICTIONARY
understratum, n. 
                                            
                                         The layer, or stratum, of earth on which the mold, or soil, rests; subsoil.                                                                                 [1913 Webster]                                                                                                                    
                                                                                    
            For further exploring for "understratum" in Webster Dictionary Online
        


 
    
 
