a way to transfer information without using languages or speaking

An antonym of " Interpret" is

i know his emotion because of his ....

"I've been warning the boss about the issue for weeks, but he just keeps ..."

Skillful presenters are good at making eye..... with an audience

"He can't understand Japanese so his japanese friend had to ..."

Which picture can describe" face-to face communication "?

what is " a close and harmonious relationship in which the people or groups" called ?

It’s essential that he ..........his term paper by the end of next