anodyne
adjective/ˈænədaɪn/
/ˈænədaɪn/
(formal)- unlikely to offend anyone or cause them to disagree; not expressing strong opinions synonym blandTopics Opinion and argumentc2Word Originmid 16th cent.: via Latin from Greek anōdunos ‘painless’, from an- ‘without’ + odunē ‘pain’.
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anodyne