Noun

• A leader of a clan or tribe.
• (by extension) A leader of a group.

Synonyms

• (leader of a clan or tribe): chief, big gun, big shot, big wheel, bigwig, boss, employer, foreman, head, leader, mandarin, manager, mover and shaker, top banana, top dog, tycoon

Exemple

• They were probably the work of individual craftsmen working to meet the chieftains’ needs. Their place in the chronology of the big cemeteries is indicated by the less richly-decorated double-springed bronze brooches which are found here.
• The robber chieftain divided up the spoils.

Noun

• One who is in charge of a railroad track.

Synonyms

• trackmaster (dated)

Examples

• Railwaymen may travel by free pass to their homes by applying to the Roadmaster.