The Collaborative International Dictionary
                    Solacious
                    
                        
                
                                                                    Solacious \So*la"cious\, a. [Cf. OF. solacieux.]
   Affording solace; as, a solacious voice. [Obs.] 
--Bale.
Wiktionary
                    solacious
                    
                        
                
                                                                    a. (context obsolete English) Affording solace.
Usage examples of "solacious".
Well, on this sorte my burning concupiscence nothing allayed, as much as I might, I comforted my languishing hart, vnmeasurably tormented, in putting of it in minde, of solacious and amorous hope: and with that, there was neuer a coale so neere put out, but it was presently renued and set on fire, with the company of the next.