stimulating stimulating /ˈstɪmjəˌleɪtɪŋ/

adjective

1. () Rousing or quickening activity or the senses  ( stimulating )
   rousing or quickening activity or the senses
    A stimulating discussion
   a stimulating discussion
   
2. Making lively and cheerful  ( stimulating , exhilarating )
   making lively and cheerful
    The exhilarating effect of mountain air
   the exhilarating effect of mountain air
   
3. That stimulates  ( stimulant , stimulating )
   that stimulates
    Stimulant phenomena
   stimulant phenomena