Adjective commendable has 1 sense
  1. applaudable, commendable, laudable, praiseworthy - worthy of high praise; "applaudable efforts to save the environment"; "a commendable sense of purpose"; "laudable motives of improving housing conditions"; "a significant and praiseworthy increase in computer intelligence"
    Antonym: unworthy (indirect, via worthy)
,Adverbial commendable has 1 sense
  1. admirably, laudably, praiseworthily, commendable - in an admirable manner; "the children's responses were admirably normal"
    Derived from adjective commendable1