1. not considered or contemplated; not given thought to
Usage: often used with ‘of’

Examples

• The consequences of his actions were completely unthought.
• She made an unthought decision that she later regretted.
• The plan had many unthought complications.
• His unthought response revealed his true feelings.
• The project failed due to unthought variables.
• It was an unthought-of possibility that caught everyone by surprise.