See, I just knew people would suggest what they love the most.
It’s all a matter of taste.
OP, try a basic Speyside for starters. Any will do, really. If you like the basic taste of say a Glenfiddich, Glenlivet, Aberlour etc, then you can experiment/taste the more exotic & expensive stuff. No point spending ££’ss on a 25-30 yr old & not liking it.
Bunnahabhain 12 yr old is my actual favourite, but…..