STIMULATIVE
stimulative
(adjective) capable of arousing or accelerating physiological or psychological activity or response by a chemical agent
Source: WordNet® 3.1
Adjective
stimulative (comparative more stimulative, superlative most stimulative)
Having a stimulating effect.
Noun
stimulative (plural stimulatives)
(obsolete) Something having a stimulating effect; a stimulant, an incentive.
Source: Wiktionary
Stim"u*la*tive, a.
Definition: Having the quality of stimulating.
– n.
Definition: That which stimulates.
Source: Webster’s Unabridged Dictionary 1913 Edition