Synonyms and related words :
OK, Roger, absolutely, all right, alright, alrighty, amen, as you say, assuredly, aye, best bet, by all means, certainly, certainty, cinch, da, dead-sure thing, exactly, favorable prospect, fine, good, good chance, good enough, good opportunity, good possibility, hear, indeed, indeedy, ja, just so, lead-pipe cinch, likelihood, main chance, mais oui, most assuredly, natural, naturally, naturellement, odds-on, odds-on chance, of course, okay, open-and-shut case, oui, positively, possibility, precisely, probability, quite, rather, really, right, righto, shoo-in, sporting chance, sure, sure bet, sure card, sure success, surely, to be sure, truly, very well, well and good, well-grounded hope, why yes, winner, yea, yeah, yep, yes, yes indeed, yes indeedy, yes sir, yes sirree