All forethought antonyms

noun forethought

• afterthought — If you do or say something as an afterthought, you do or say it after something else as an addition, perhaps without careful thought.
• ignorance — the state or fact of being ignorant; lack of knowledge, learning, information, etc.
• carelessness — not paying enough attention to what one does: a careless typist.
• imprudence — not prudent; lacking discretion; incautious; rash.
• thoughtlessness — lacking in consideration for others; inconsiderate; tactless: a thoughtless remark.
• indiscretion — lack of discretion; imprudence.
• hindsight — recognition of the realities, possibilities, or requirements of a situation, event, decision etc., after its occurrence.