possibilist
noun
pos·si·bi·list
-lə̇st
plural -s
often attributive
: a member of a political party that attempts (as in the way of reform) only what is regarded as immediately possible or practicable: such as
a
: one of a party of Republicans in Spain
b
: one of a party of Socialists in France
Word History
Etymology
French possibiliste, from Latin possibilis + French -iste -ist