unexciting, unstimulating

invigorating, vitalizing, inhibiting, nourishing, enhancing, pleasurable, enlivening, appetitive, potentiating, rewarding, vibrant, enlightening, soothing, parasympathetic nervous system, nurturing, enjoyable, edifying, overactive, regenerating, imaginative, beneficial, encouraging, inspiring, conducive, hypoglossal nerve, vagus nerve, sacral nerve, beta endorphin, inferior colliculus, extraverted, gamma aminobutyric acid, overstimulated, entertaining, lively, inducing, subthalamic nucleus, satisfying, informative, antispasmodic, innovative, regulating, uplifting, underactive, phenylethylamine, equilibrating, deadening, dialogic, endorphin, vigorous, revivifying, contractive, productive, sustaining, educative, pump priming, nicotinic, serotonergic, maximizing, transducing, healthy, epileptogenic, osteogenesis, mitogenic, innervated, oxidative phosphorylation, topical, neurochemical, homeostatic, unstimulating, aversive, noradrenaline, intercellular, dynamic, provoking, counterbalancing, antidiuretic hormone, phasic, endogenous, tonic, stabilizing, proteoglycan, aqueous humor, energetic, devitalized, maximising, neuroactive, affective, excitatory, phrenic, dyadic, coenzyme, somatosensory, constipating, sensory neuron, pleasant, isometric exercise, enticing, oxygenating, exciting, globus pallidus, decarbonized, nonsocial, con, controlling, hostile, natural, pleasing, specific, bodily, encouragements, foreign, heavy, inconsistent, interest, mental, pro, real, autonomous, central, com, concern, convincing, promoting, stimulatory, provocative, antidiuretic, depressing, stimulative, irritating, unwholesome, androgenic, dehumanizing, deleterious, disorganizing, distracting

., adh, adrenocorticotrophic, adrenocorticotropic, analeptic, antidiuretic hormone, appetising, appetisingness, appetizing, appetizingness, ayapana, ayapana triplinervis, bland, caffein, caffeine, challenge, challenging, cross-pollination, eupatorium aya-pana, exciting, flat, input, inspiring, laxative, melanocyte, oxytocic, oxytocic drug, piquant, pitressin, protirelin, provocative, salty, stimulant, stimulation, stimulus, supply-side economics, thought-provoking, thyrotropin-releasing factor, thyrotropin-releasing hormone, trf, trh, turn-on, unexciting, unstimulating, vasopressin

challenging, exciting, exhilarating, invigorating, piquant, provocative, rousing, salty, stimulant, stimulative, stirring, thought-provoking, thrilling