• kiquid metal reactor,
• piquid metal reactor,
• oiquid metal reactor,
• luquid metal reactor,
• ljquid metal reactor,
• lkquid metal reactor,
• loquid metal reactor,
• l9quid metal reactor,
• l8quid metal reactor,
• li1uid metal reactor,
• li2uid metal reactor,
• liwuid metal reactor,
• liauid metal reactor,
• liqyid metal reactor,
• liqhid metal reactor,
• liqjid metal reactor,
• liqiid metal reactor,
• liq8id metal reactor,
• liq7id metal reactor,
• liquud metal reactor

The adjective form of the phrase "liquid metal reactor" is "liquid metal reactor". The phrase acts as an adjective itself to describe a specific type of reactor.