Of your own accord and Unprompted

Unprompted and of your own accord are semantically related. In some cases you can use "Unprompted" instead an adverb phrase "Of your own accord".

Unprompted adjective - Proceeding from natural feeling or impulse without external stimulus.

Of your own accord and unprompted are semantically related. Sometimes you can use "Of your own accord" instead an adverb "Unprompted".