IPA: /ˈstɪm.jʊ.lə.tɪv/
KK: /ˈstɪm.jə.lɪv/
Describing something that encourages activity or growth.
The new policies have a stimulative effect on the economy.
Stimulative → It is formed from "stimulus" (from Latin "stimulus", meaning a goad or incentive) and the suffix "-ive" (meaning having the nature of). The word "stimulative" refers to something that has the nature of encouraging or inciting action or activity.
Think of a 'goad' or 'incentive' ('stimulus') that encourages action, and remember that 'stimulative' means something that incites or encourages activity.