Enthusiastic Consent: The excited and wholehearted permission or agreement from fully engaged and informed individuals.
en·thu·si·as·tic – adjective: having or showing intense and eager enjoyment, interest, or approval.
Synonyms: eager, keen, avid, ardent, fervent, passionate, ebullient, zealous, vehement; excited, wholehearted, committed, devoted, earnest; informal: hog-wild, can-do, gung-ho, rah-rah, psyched
con·sent – noun: permission for something to happen or agreement to do something.
Synonyms: agreement, assent, acceptance, approval, approbation; permission; informal: go-ahead, thumbs up, green light, OK