teem1
  
  v.
 
(
teem with)
 be full of or swarming with.
 
  Derivative
  
  Etymology
  OE tēman, tīeman, in senses ‘give birth to’ and ‘be or become pregnant’: of Gmc origin.
 
  
    
teem2
  
  v.
 (especially of rain) pour down; fall heavily.
 
  Etymology
  ME: from ON tœma ‘to empty’, from tómr ‘empty’.