Moral Foundations Theory and trigger word combinations
I am a research psychologist working with moral foundations theory and messaging and I haven't seen these particular questions addressed. But you maybe interested to see work that uses different framed messages with these 'trigger words' in different populations (e.g., by political orientation) and measures outcomes, e.g.,


  The Moral Roots of Environmental Attitudes - Feinberg &amp; Willer
  journals.sagepub.com/doi/abs/10.1177/0956797612449177