sure

adj

1. certain, definite, positive, absolute, categorical; conclusive, definitive, decisive, well-grounded, well-founded, proven, demonstrated, incontestable, apodictic, irrefragible, irrefutable, incontrovertible; unquestionable, unquestioned, beyond question, indisputable, undisputed, indubitable, doubtless, undoubted; undeniable, unimpeachable, unqualified, unmitigated; authoritative, final, telling, irresistible; firsthand, eyewitness.

2. confident, decided, determined, settled, assured, reassured; convinced, persuaded, satisfied, Inf. sold; positive, free from doubt, dogmatic, cocksure; undoubting, undoubtable, unhesitating, unwavering, undeviating, unfaltering, unshaken.

3. reliable, trustworthy, trusty, dependable, faithful, loyal; tested, tried, tried and true, certified, guaranteed, insured, attested, documented.

4. firm, stable, sound, steady, secure, good; fixed, close, tight, fast, constant; strong, solid, substantial; steadfast, changeless, unchanging, invariable, unalterable; well-founded, settled, rooted, unshakable; sealed, bound tied, lashed, planted, anchored.

5. unfailing, infallible, inerrable; unerring, never-slipping, impeccable; Inf. sure-fire, foolproof, Sl. goof-proof.

6. inevitable, unavoidable, inescapable, inevasible, ineluctable; inexorable, unstoppable, irrevocable, unpreventable, irresistible; set, Sl. in the bag, cinched, fixed, established, Sl. on ice, clinched.

7. destined, fated, bound, fateful, doomed; foreordained, predestined, prearranged, Inf. in the cards, out of one's hands