Nonverbal cues, such as eye contact, that indicate liking are referred to as

The correct answer is immediacy.
In communication, the term immediacy refers to the even where closeness is created between a listener and a speaker. This closeness can be achieved through many nonverbal cues, such as those mentioned above - eye contact, smiling, touching, etc. 

The softly drifting snow, the bumpy twisted tree, and the scarred stained rug.