The Collaborative International Dictionary of English v.0.48:

Superabound \Su`per*a*bound"\, v. i. [L. superabundare: cf. OF.
   superabonder. See Super-, and Abound.]
   To be very abundant or exuberant; to be more than sufficient;
   as, the country superabounds with corn.
   [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

31 Moby Thesaurus words for "superabound":
   exaggerate, exceed, fill, flood, go beyond, know no bounds,
   luxuriate, overabound, overbrim, overdo, overflow, overgo,
   overgrow, overjump, overleap, overpass, overreach, overrun,
   overshoot, overshoot the field, overshoot the mark, overspill,
   overspread, overstep, overstride, overswarm, pullulate, run riot,
   spill over, swarm, teem