unfaltering
- s marked by firm determination or resolution; not shakable
- Though the Duke and Duchess of York have thus far taken all Australian manifestations with unfaltering good humor, a very different attitude was observed in Dame Margaret Helen .
- To the mortification of all present, instead of making the resolution unanimous and unfaltering, disloyal Gene Talmadge removed the cigar from his mouth, snarled a bitter "No!".
- Neither does knowing the ending before reading the book, which is drenched in unfaltering, sullen cynicism.