|Dreamy Glitter over Bella.|
|Gilded Glitter over Hunter Green|
|Sparkles over Black|
|Carnival over Ink Heart|
|Alps Bunny over Finger Paint Carnation Creation|
|Enchanted Forest over Bermuda Triangle|
|Grand Royal over Blue Ink|
It could be built up more, but I haven't tried it out.
|Dynamic Glitter over Grapefruit|
I didn't try any of these polishes alone. I felt they were best as layering polishes, so I can't tell you if any can achieve opaqueness.