What's the adjective for successionist? Here's the word you're looking for.
Included below are past participle and present participle forms for the
verbs succeed and succede which may be used as adjectives within certain contexts.
“Private expertise can be unilateral: the client wishes to know the venal value of a property when selling it, buying it or for successorial reasons.”
“To yet another source of recognition of legitimate successorial authority, in which charisma may be transmitted by ritual means from one bearer to another.”
successful
Resulting in success; assuring, or promoting, success; accomplishing what was proposed; having the desired effect
“John was a very successful man who made his fortune selling cellphones.”
“Miles set out to scale the biggest challenge of his life two years ago, and yesterday he fulfilled his dream and was successful at reaching the top of Mount Everest.”
“They have a successful business venture in the social media space and are now looking to expand their brand.”