incautiousness
  不小心
  In·cau·tious a.  Not cautious; not circumspect; not attending to the circumstances on which safety and interest depend; heedless; careless; as, an incautious step; an incautious remark.
  You . . . incautious tread
  On fire with faithless embers overspread.   --Francis.
     His rhetorical expressions may easily captivate any incautious reader.   --Keill.
  Syn: -- Unwary; indiscreet; inconsiderate; imprudent; impolitic; careless; heedless; thoughtless.
  -- In*cau*tious*ly, adv. -- In*cau*tious*ness, n.
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  incautiousness
       n : the trait of forgetting or ignoring possible danger [syn: incaution]
           [ant: caution]