usher
US /ˈʌʃ.ɚ/
UK /ˈʌʃ.ɚ/

1.
a person who shows people to their seats, especially in a theater or cinema or at a wedding
:
•
The usher led us to our seats in the front row.
•
He worked as an usher at the local movie theater.
1.
2.
cause or mark the start of something new
:
•
The invention of the internet ushered in a new era of communication.
•
These reforms could usher in a period of economic growth.