unsung

Etymology

un- + sung

adj

1. Which has not been lauded or appreciated.
   The backstage crew of the movie were the unsung heroes.
   Only when one has seen a Control Office at first-hand does one realise the vast amount of unsparing but largely unsung work that is behind the eventual publication, perhaps, of a paragraph in this journal's "Motive Power Miscellany" recording the appearance, within hours of the complete blockage of a main line, of many of its trains, passenger and freight, on routes quite foreign to them; and of effective emergency services either side of the disaster area. 1962 August, G. Freeman Allen, “Traffic control on the Great Northern Line”, in Modern Railways, page 133
   He said: "Every day, thousands of unsung women and men go to work to keep London moving and to make this city better, cleaner and safer for everyone. …" November 23 2019, “Network News”, in Rail, page 23
2. Not sung.
   The third hymn remained unsung.