Mustered rhymes with:
mustard, bustard, clustered, custard, flustered, mustard, administered, astred, bastard, blistered, bolstered, bustard, cloistered, clustered, custard, festered, filibustered, flustered, fostered, mastered, mustard, pestered, plastered, registered, sequestered, unregistered, upholstered
Mustered sounds like:
magistrate, mainstreet, mastered, meckstroth, menstruate, mistreat, mistreated, mistretta, mostaert, mustard