Synonyms for Backbone

Synonyms starting with letter M

• mainstay

  foundation
• mettle

  strength of character
• moxie
• moral fiber

  strength of character
• motivation
• meat

  essence
• marrow
• moral fibre

  strength of character
• manliness

  strength of character
• morale
• maturity
• muscle
• maintainer
• mood
• might
• militancy
• moderation
• moraine
• meaning
• main idea
• makeup
• myel
• mind
• mountain range
• moral strength
• mainspring
• mother wit
• moraines
• mainstays
• moral courage
• moral excellence
• moral rectitude
• moral virtue
• morality
• main

  root, core