Adverb
without words
Source: WordNetI prefer to express myself physically, or non-verbally. I prefer just to react without having a lot of dialogue. Marisa Tomei
they communicated nonverbally Source: Internet
Bak (2005), p. 38 Although they may not have spoken to each other, Cobb and Crawford developed an uncanny ability to communicate non-verbally with looks and nods on the base paths. Source: Internet
Knowing how each partner non-verbally communicates outside of the negotiation setting will help negotiation partners to sense incongruity between verbal and non-verbal communication within the negotiation setting. Source: Internet
Participants in a negotiation will communicate information not only verbally but non-verbally through body language and gestures. Source: Internet