overfund

over- +‎ fund

overfund (third-person singular simple present overfunds, present participle overfunding, simple past and past participle overfunded)

1. To supply with more funds than necessary or appropriate
   • 2007 September 22, Micheline Maynard, “Accord on One Key Issue Is Reported in G.M. Talks”, in New York Times‎:

     But it is not likely to contain contributions from G.M.’s pension plan, even though the plan is overfunded, they added.