Linguistics students often study verbal nouns to understand how actions become concepts.

Linguistics students often study verbal substantives as clear examples of nouns formed from verbs.

During the therapy session, the clinician noticed a recurring non-verbal leak — a tense, patterned movement from his shoulders upward that betrayed an unresolved trauma and an old coping strategy.

During the negotiation, her non-verbal leaks revealed more about her priorities than any statement.