To talk superficially: Babble. (Merriam – Webster)
To speak or utter (a language, words, etc.) with only slight knowledge. (Collins Dictionary)
To study or learn (a subject) superficially. (Collins Dictionary)
A slight superficial knowledge of a language or subject. (Oxford Dictionaries)
A small amount of something. (Oxford Dictionaries)
Smatter and Smattering. Thesaurus. Plus.
Smatter in a sentence
1. There’s only a smattering of people who oppose the proposal.
2. I had acquired a smattering of Greek.
3. He only has a smattering of French.4.
4. The college had a smattering of white students and a top heavy frosting of white administrators.