Synonyms for spur

a verbalization that encourages you to attempt something (noun)

• goad
• goading
• prod
• prodding
• urging
• spurring

any sharply pointed projection (noun)

• spine
• acantha

a sharp prod fixed to a rider's heel and used to urge a horse onward (noun)

• gad

a railway line connected to a trunk line (noun)

give heart or courage to (verb)

• goad