His efforts have not gone unrewarded.unrewardedun‧re‧ward‧ed /ˌʌnrɪˈwɔːdɪd◂ $ -ˈwɔːr-/ adjective 
His efforts have not gone unrewarded.
EXAMPLES FROM THE CORPUS
- Many nurses in small community hospitals have been working as ENPs, unrecognised and unrewarded, for many years.
- Meanwhile the Emperor ordered that Aurangzeb should remain - unrewarded - on gruelling campaign against the empire's enemies in the Deccan.
- The frustration of unrewarded effort reinforces other creeping changes.
COLLOCATIONS FROM THE ENTRY His efforts have not gone unrewarded.
His efforts have not gone unrewarded.PHRASES FROM OTHER ENTRIES
- And then it was dark and their entry into camp had gone unnoticed.
- Feeding soldiers is not a glamorous business; for the most part it is an administrative function that goes unnoticed.
- He had been humiliated Wednesday night and that could not go unanswered.
- It might have gone unnoticed except that the dictionary is quite unequivocal about it.
- That despite a troublesome physical problem: a wrist fracture incurred on his last tour that went unnoticed for months.
- The success of the tests had not gone unnoticed at the Air Ministry.
- This attempt to confuse the issue went unanswered, and Santa Anna continued his preparations to advance on the capital.
- Underscoring this notion is the fact that other diseases continue to go unnoticed under the very nose of modern medicine.
WORD FAMILYadjectiverewarding ≠ unrewardingunrewardednounrewardverbreward
not achieving what you want to achieve: His efforts have not gone unrewarded.