The Collaborative International Dictionary
                    Impropitious
                    
                        
                
                                                                    Impropitious \Im`pro*pi"tious\, a.
   Unpropitious; unfavorable. [Obs.] ``Dreams were
   impropitious.'' 
--Sir H. Wotton.
Wiktionary
                    impropitious
                    
                        
                
                                                                    a. (context obsolete English) Not propitious; unfavourable.