Synonyms for Straw boss:

n.

forewoman, manager, over, head, supervisor, taskmistress, foreman, superintendent, taskmaster, director, boss, foreperson, chief. boss (noun)
forewoman, foreperson, head, manager, supervisor, director, taskmaster, foreman, chief, taskmistress, superintendent.
straw boss (noun)
assistant foreman.

Other synonyms:

foreperson, taskmistress, forewoman. taskmaster, boss. manager. chief. director. head. over
foreman.
Other relevant words:
foreperson, manager, taskmaster, superintendent, head, chief, taskmistress, foreman, forewoman, director, supervisor, boss.