Translation Japanese English: 堅さ
Dictionary: main
堅さ
名詞
2 article of faith,  assurance,  belief,  certainty,  certitude,  cocksureness,  confidence,  conviction,  opinion,  overconfidence,  persuasion,  sentiment,  strong belief,  thought,  view. 
5 ceaselessness,  continuance,  continuity,  continuousness,  duration,  fastness,  fixedness,  fixity,  fixture,  incessancy,  incessantness,  persistence,  secureness. 
11 continuance,  continuity,  doggedness,  duration,  fastness,  fixedness,  fixity,  fixture,  perseverance,  persistence,  persistency,  pertinacity,  secureness,  tenaciousness,  tenacity.