oracular
(of an utterance, advice, etc.) hard to interpret; enigmaticDelphic
deliberately obscure or ambiguous(relating to the ancient Greek oracle at Delphi)esoteric
intended for or likely to be understood by only a small number of people with a specialized knowledge or interestrecherché
rare, exotic, or obscurearcane
understood by few; mysterious or secretrecondite
(of a subject or knowledge) little known; abstruseabstruse
difficult to understand; obscureobscure
not clearly expressed or easily understoodinscrutable
impossible to understand or interpretimpenetrable
impossible to understandincomprehensible
not able to be understood; not intelligibleequivocal
open to more than one interpretation; ambiguousambiguous
open to more than one interpretation; not having one obvious meaningnot clear or decidedgnomic
difficult to understand because enigmatic or ambiguous:paradoxical
seemingly absurd or self-contradictorylaissez-faire
the policy of leaving things to take their own course, without interferingstochastic
having a random probability distribution or pattern that may be analysed statistically but may not be predicted precisely.random
describes a singular variable or event (e.g., a single coin flip), whereas "stochastic" refers to a process or system of random events changing over timenondeterministic
nondeterministic refers to systems where multiple outcomes are possible without specific probabilities attached, while stochastic refers to processes involving random variables with known probabilities.unpredictable
a broader, subjective term for something that cannot be known in advance. A stochastic process may be statistically predictable (e.g., we know the odds), while an unpredictable process might have no discernible pattern or known probabilities.phlegmatic
self-possessed, calm, or composed