The best replacement for liquidity is solvency.

The best alternatives to liquidity are rated as following:
★★★★★  solvency
★★★★★  profitability
★★  capital
★  insolvency
★  marketability
★  leverage
★  low liquidity
★  profitability which is more important
★  illiquidity
★  short term solvency
  quick ratio
  short-term solvency
  liability management liquidity
  flight to quality
  credit crisis

Your alternative for liquidity is not listed? Suggest!
Speaking about liquidity, one probably shouldn't forget about profitability.

Other search terms related to liquidity and their ratings are:
★★★★★ profitability
★★★ assets
You have in mind a companion for liquidity and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of liquidity in all years. Click on graph for more.
liquidity
solvency
profitability