talkative,or chatty
Contacting is another name for the word calling.
Talking or speaking to one another.
admission is one word
The word conversing usually means talking or having a conversation. The word conversing comes from the word conversation and is how the link is made between the two
Retransmit
yakking
Another word could be shy, quiet, close-mouthed, and mute.
Another word for talking quietly is whispering.
Discussing.
Another word for talking fast is yapping, I really dont even know if It`s a word but it's just what came into my head :L x
Another word for signs is probably going to be symbols but it depends on what you're talking about
Running at the mouth
mutter
Speaker
Another word for material, if you are talking about food or liquid, would be ingredient. If you are talking about things that you will need to make or do something, then you can use the word supplies.
hazardous or vulgar when talking about jokes
to be "sly" or "slveyne"