rudimentary Synonyms

fundamental vestigial underlying unpolished unsophisticated unformed unfinished uncomplete sketchy simple rudimental rude roughhewn roughcast rough primordial primogenial make do atavistic unworked unsmoothed unindustrialized unhewn underivative uncompleted rough and ready proto unprocessed foundational undeveloped underdeveloped nonprogressive preliterate nonliterate axiological primitive primary primal essential embryonic embryologic elementary elementar elemental early crude central cardinal beginning basilar