loyal vs self-sustaining

loyal

adj
  • Having or demonstrating undivided and constant support for someone or something. 

  • Firm in allegiance to a person or institution. 

  • Faithful to a person or cause. 

self-sustaining

adj
  • Opposing or rejecting exterior influence; independent. 

  • Able to sustain itself without the need for additional fuel. 

  • Able to provide for one's own needs without help from others; self-sufficient. 

How often have the words loyal and self-sustaining occurred in a corpus of books? (source: Google Ngram Viewer )