bliss (v.) Look up bliss at Dictionary.com
often with out, by 1973, U.S. colloquial, from bliss (n.).
bliss (n.) Look up bliss at Dictionary.com
Old English blis, also bliðs "bliss, merriment, happiness, grace, favor," from Proto-Germanic *blithsjo (source also of Old Saxon blidsea, blizza), from *blithiz "gentle, kind" (see blithe) + *-tjo noun suffix. Originally mostly of earthly happiness, in later Old English of spiritual joy, perfect felicity, the joy of heaven; influenced by association with unrelated bless.