unmindful

Adjective

unmindful (comparative more unmindful, superlative most unmindful)

1. Lacking awareness; oblivious.
   • It agrees that redundant services should not be continued but is not unmindful of the fact that too much retrenchment of rail services now may ultimately prove detrimental to the economy of the country.1955 June, “Notes and News: Redundant Branches and Stations”, in Railway Magazine, page 434

   Antonyms:

   mindful

2. (often, with-of) Failing to remember, recognize, or pay attention to something; heedless.
   • unmindful of his promise
   • For either they be puffed vp vvith pride, / Or fraught vvith enuie that their galls do ſvvell, / Or they their dayes to ydleneſſe diuide, / Or drovvnded lie in pleaſures vvaſtefull vvell, / In vvhich like Moldvvarps [i.e., moles] nouſling ſtill they lurke, / Vnmyndfull of chiefe parts of...1595, Ed. Spencer [i.e., Edmund Spenser], Colin Clouts Come Home Againe, London: […] T[homas] C[reede] for William Ponsonbie, →OCLC, signature D3, verso

   Antonyms:

   heedful, mindful, thoughtful