From interim + -istic. <span class="searchmatch">interimistic</span> (not comparable) interim, temporary, provisionary...
<span class="searchmatch">interimistically</span> (not comparable) On an interim basis. 1862, Great Britain. Foreign, Commonwealth Office, British and Foreign State Papers, page 1109:...
incrementalistic individualistic inductivistic intellectualistic intentionalistic <span class="searchmatch">interimistic</span> internalistic interpretivistic interventionistic intuitionistic irrationalistic...
him a rental to drive in the interim. interim government Interimist <span class="searchmatch">interimistic</span> interimly interim order in the interim noninterim winterim ad interim...