scabious vs senticous

scabious

adj

  • Of or pertaining to scabies. 

  • Having scabs. 

noun

  • Any of various herbaceous plants of the genus Scabiosa. 

  • Any of several plants of the genus Knautia. 

senticous

adj

  • Prickly, thorny. 

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