incautious

1. Lacking in caution (synset 300327334)
   "an incautious remark"; "incautious talk"
   also:

   • adventuresome, adventurous - willing to undertake or seeking out new and daring enterprises
   • careless - marked by lack of attention or consideration or forethought or thoroughness; not careful
   similar to: brainish, hotheaded, impetuous, impulsive, madcap, tearaway - characterized by undue haste and lack of thought or deliberation
2. Carelessly failing to exercise proper caution (synset 300313938)
   "an incautious step sent her headlong down the stairs"
   similar to: careless - marked by lack of attention or consideration or forethought or thoroughness; not careful

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