smatter

verb

1. speak with spotty or superficial knowledge
   1. She smatters Russian

2. to talk foolishly
   1. The two women babbled and crooned at the baby

   Synonym:    babbleblatherbletherblither

3. work with in an amateurish manner
   1. She dabbles in astronomy
   2. He plays around with investments but he never makes any money

   Synonym:    dabbleplay around