backbone
WordReference English Thesaurus © 2026
Sense: Noun: spine
Synonyms:
spine Collocations, spinal column, spinal cord, back Collocations, vertebral column, vertebrae, chine, bones
Sense: Noun: determination
Synonyms:
determination Collocations, willpower, sprit, strength Collocations, courage Collocations, bravery Collocations, character Collocations, strength of character, strength of mind, a spine, nerve Collocations, nerves of steel , guts , spunk , pluck Collocations, pluckiness, grit Collocations, firmness, resoluteness, fortitude, resolution Collocations, moral fiber, moral fibre , tenacity, will Collocations
Sense: Noun: important part
Synonyms:
pillar Collocations, support Collocations, center Collocations, centre , central part, backing Collocations, most important part, supporting part, core Collocations