'excessive reliance' is correct and usable in written English.
You can use it to refer to the act of placing too much trust or dependence on something. For example, "The company was brought to bankruptcy by their excessive reliance on one customer."
3) Excessive reliance on the political advice of loved ones.
The policy mix is suboptimal, owing to excessive reliance on monetary rather than fiscal policy.
But it is in other ways that Penn's limitations show — in his excessive reliance on meaning-laden closeups, for one.
Dr. Hartzband and Dr. Groopman warn against excessive reliance on overreaching so-called experts and nebulous metrics and statistics.
The costs of excessive reliance on military force are not just financial, of course, as Professor Bacevich knows well.
She scolds Bill Clinton for reducing the welfare state and faults the organizers of the Million Mom March for their excessive reliance on the established political system.
Mr. Koide contends, though, that TT Net's problems are the result of a flawed business strategy and an excessive reliance on N.T.T.'s sites.
About 30 demonstrators, angry over what they consider Israel's excessive reliance on force to combat Palestinian dissent, held a small rally near the start of the parade route.
But the reason the banks got so big was directly connected to their excessive reliance on leverage, their risk taking, and the complete degeneration of lending standards.
The principal risk is that excessive reliance on ever more central bank action could aggravate the underlying systemic problems and delay or prevent the necessary structural adjustments".
As with most episodes, it's an extension of our world with the excessive reliance on social media popularity and the dull preponderance of sweetly inane personalities winning out.
