pursuivant
/ˈpɜːswɪvənt/noun
1
- Brit. an officer of the College of Arms ranking below a herald. The four ordinary pursuivants are Rouge Croix, Bluemantle, Rouge Dragon, and Portcullis.〈英〉（纹章院的）纹章官助理（纹章官助理即下级纹章官, 一般分四种）。
2
- archaic a follower or attendant〈古〉追随者, 信徒; 侍从, 随从。
词源
late Middle English (denoting a junior heraldic officer)： from Old French pursivant, present participle (used as a noun) of pursivre 'follow after'.