imponderous vs spongy

imponderous

spongy

adj
  • Drunk. 

  • Wet; drenched; soaked and soft, like sponge; rainy. 

  • Having the characteristics of a sponge, namely being absorbent, squishy or porous. 

How often have the words imponderous and spongy occurred in a corpus of books? (source: Google Ngram Viewer )