inextricable

adjective

So intricate or entangled as to make escape impossible.

adjective

Difficult or impossible to disentangle or untie.

adjective

Too involved or complicated to solve.

adjective

Unavoidable; inescapable.

Not extricable; that cannot be freed from intricacy or perplexity; not permitting extrication.

adjective

Incapable of being extricated, untied, or disentangled; hopelessly intricate, confused, or obscure

adjective

Inevitable.

adjective

impossible to untie or disentangle

adjective

impossible to solve