1. (adjective) (usually followed by of') without due thought or consideration

• careless

2. (adverb) in spite of everything; without regard to drawbacks

• disregarding
• disregardless
• irrespective
• no matter

1. (adjective) (usually followed by of') without due thought or consideration

• heedless
• unheeding

1. (adjective) (usually followed by of') without due thought or consideration

• carelessness
• sloppiness