Like hard-liners

The answer to the crossword question “Like hard-liners” is RIGID. This term refers to individuals who hold uncompromising and inflexible views, often in politics or other areas of life. The word “rigid” can also describe something that is stiff, unyielding, or difficult to bend or change. In the context of the crossword puzzle, the clue “like hard-liners” suggests a certain level of stubbornness or resistance to change, which is captured perfectly by the word “rigid.”