Regia

8 clues
Aqua-___
Aqua __: corrosive acid
Aqua __ (gold dissolver)
Aqua __: platinum dissolver
Palace in the Forum Romanum
Aqua ___, gold-dissolving liquid
Aqua ___ (alchemist's gold dissolver)
Aqua ________, gold-dissolving substance
Similar answers:
13,reve
Aare
Aareaditalaeaer
Aasinare
Ababinreelandr
Aballparkfigure
Abare
Abarrel
Abbrev
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Abbreviatedword
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Abbreviator
Abelgianwaffles
Aberdare