Opposed to great or sudden change
A). Static
B). Revolutionary
C). Conservative
D). Evolutionary
Conservative
One word substitute is Conservative.
Static: lacking in movement, action, or change, especially in an undesirable or uninteresting way.
Revolutionary: involving or causing a complete or dramatic change.
Conservative: averse to change or innovation and holding traditional values.
Evolutionary: relating to or denoting the process by which different kinds of living organism are believed to have developed from earlier forms.