goddamn
[adjective]
Synonyms: damned, blankety-blank, blasted, blessed, blooming, damnable, darn, execrable, goldarn, infernal, utter, absolute, complete, consummate, dad-burned, outright, unmitigated

[TahlilGaran] English Synonym Dictionary ▲

god‧damn , goddam /ˈɡɒdæm $ ˌɡɑːdˈdæm◂/ (also god‧damned /-dæmd/) adjective [only before noun]
spoken a word used to show that you are angry or annoyed, considered offensive by some Christians:
Where’s the goddamn key?
—goddamn, goddam, goddamned adverb:
I just did something so goddamned stupid.

[TahlilGaran] Dictionary of Contemporary English ▲