The Collaborative International Dictionary
                    Ardentness
                    
                        
                
                                                                    Ardentness \Ar"dent*ness\, n. Ardency. [R.]
Wiktionary
                    ardentness
                    
                        
                
                                                                    n. The state or quality of being ardent.
Usage examples of "ardentness".
Her ardentness was off-putting on a sunny afternoon, and when the open faces of young men caught sight of her they closed down or looked away.