1. backbone
Kanji
1. backbone
1. physical strength; muscular strength
1. meat, flesh, or muscles along the spine
1. Physical strength; Strength of body
1. With physical strength; By brute force
1. Physical strength; Muscular power
1. If/When strength…; If/When physical power…
1. Muscular; Fleshy
1. Was not strength.; Did not have strength.
1. Probably strong.; Probably physical strength.