Whilst teaching someone programming the other day I realised that the overloaded word "call" causes great problems. I had to correct "a function called main" to

Whilst teaching someone programming the other day I realised that the overloaded word "call" causes great problems. I had to correct "a function called main" to "a function named main", in order to make sense of "calling a function". Before then I had been unaware that I use the word for different meanings.