head·wait·er 
(hĕdwātər)
(hĕdwātər)n.
A person who is in charge of the wait staff in a restaurant and is often responsible for taking reservations and seating guests.
- unaccented
- unacceptability
- unacceptable
- unacceptably
- unaccommodated
- unaccompanied
- unaccomplished
- unaccountability
- unaccountable
- unaccountably
- unaccounted-for
- unaccredited
- unaccustomed
- unaccustomedly
- unachievable
- unacknowledged
- una corda
- unacquainted
- unaddressed
- unadjusted
- unadorned
- unadulterated
- unadventurous
- unadvertised
- unadvised