input, responses, reviews, testimonials, reactions, suggestions, compliments, evaluations, opinions, impressions, comments, advice, submissions, experiences, updates, interaction, responsiveness, insights, complaints, recommendations, forums, pushback, ideas, encouragement, thoughts, clarification, positive feedback, lessons learned, consultation, answers, iterate, metapsychology, information, thumbs, recommender, replies, refinements, tips, feedback loop, emails, observations, praise, webform, notification, runaround, satisfaction, debrief, critique, kudos, queries, dialog, validation, conversations, perspectives, workbox, sneak preview, buzz, sample, exclaimer, lewis carroll, scoping, questionnaires, reassurance, augi, cues, testers, correspondence, benchmarking, receptiveness, presentations, visioning, continuous improvement, honks, usability, stakeholders, tweaking, requests, support, speech intelligibility, accolades, charette, raves, enquirers, inquiries, beta testing, traction, etaac, revisions, communication, surveys, criticisms, scratchpad, results, demos, brainstorming, messages, representations, redesign, info, views, rapport, pretests, documentation, guidance, assessment, reinforcement, reporting, clues, feedbacks, indicator, coaching, cue, checking, cueing, evaluation, informa, instruction, mentoring, reference, loop, feedforward, coupling, nonlinear, orientation, response, simplest, cybernetic, pass, amplifier, deterministic, homeostatic, modulation, oscillatory, additive, autocrine, bias, control, mediational, propagation

negative feedback, positive feedback

closed-loop system, closed loop, control circuit, loop gain, negative feedback, negative feedback circuit, positive feedback, regeneration, servo, servomechanism, servosystem, tickler coil

action, activity, answer, natural action, natural process, reply, response