Radical : (especially of change or action) relating to or affecting the fundamental nature of something; far-reaching or thorough. Uncompromising : showing an unwillingness to make concessions to others, especially by changing one's ways or opinions. Basic : forming an essential foundation or starting point; fundamental. Thorough : complete with regard to every detail; not superficial or partial. Superficial : not thorough, deep, or complete; cursory.