lastingly Synonyms

abidingly enduringly forevermore continuingly for good tediously boringly ceaselessly unceasingly invariably at length steadily until hell freezes over for ever and ever in perpetuity for aye for eternity unendingly undyingly unchangingly resiliently indelibly inalterably immutably for keeps for good and all prolixly persistently evermore everlastingly eternally endurably endlessly durably continuously continuedly continually constantly consistently extendedly forever perpetually permanently perennially longly lengthily last interminably infinitely ineradicably