This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Marked by or paying little heed; unmindful or thoughtless. See Synonyms at careless, impetuous.

adj. unaware, without noticing

adj. Without heed or care; inattentive; careless; thoughtless; unobservant.

Without heed; inattentive; careless; thoughtless; regardless; unobserving.

Synonyms Remiss, etc. (see negligent); unmindful, inconsiderate, unobservant.

adj. characterized by careless unconcern

adj. marked by or paying little heed or attention

""Courage," I cried in English, heedless of the consequences."

careless    indifferent    deaf    regardless   

heedlessness   

inattentive    careless    thoughtless    unobservant    disregardful   

thoughtless    reckless    forgetful    oblivious    wanton    callous    indifferent    ignorant    wayward    heartless