English▸ verb [no object] exist in large numbers or amounts:
rumours of a further scandal abound.
▪ (abound in/with) have in large numbers or amounts:
this land abounds with wildlife.
– ORIGIN Middle English (in the sense ‘overflow, be abundant’): from Old French abunder, from Latin abundare ‘overflow’, from ab- ‘from’ + undare ‘surge’ (from unda ‘a wave’).