What is another word for gone for nothing?
Pronunciation: [ɡɒn fɔː nˈʌθɪŋ] (IPA) 
The phrase "gone for nothing" can often imply a sense of disappointment or frustration, as if something was wasted or lost without any benefit or reward. Some synonyms for this phrase might include "fruitless," "futile," "in vain," "unproductive," or "pointless." Each of these words emphasizes the idea that the effort or action taken did not achieve the desired outcome or result. Other possible alternatives might include "useless," "wasted," "vain," "meaningless," or "unsuccessful." Regardless of which synonym is chosen, the underlying message remains the same: something was attempted or pursued, but the effort did not ultimately lead to any positive results or benefits.
