indeed; the truth is; in truth: made use of emphatically, or as noting a concession or admission; or interjectionally, as an expression of shock; or interrogatively, for the intended purpose of obtaining confirmation: as, would you believe it? yes, undoubtedly; without a doubt! which surprising; certainly? I could barely think it.
[Originally written individually as two words, as however whenever an adjective, as extremely, qualifies the noun.