A demise can be the death of someone or the slow end of something.
A premise to an argument is a foundation or idea upon which the argument is based.
When you compromise someone's safety, you put it in danger in some way.
If you surmise why something has occurred, you make a guess, offer a possibility, or have a theory about it.
making or willing to make concessions
land and the buildings on it
showing possibility of achievement or excellence
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