(n) senior vice president
(n) special class for handicapped children
(n) ambassador-level conference
(n) first-degree murder
(n) working class
(n) welterweight class (boxing)
(n) Fourier series
(exp) to keep (a student) back (to repeat a grade)
(exp) to move up to a higher grade
(n) light flyweight
(n) light heavyweight
(n) light middleweight
(n) higher alcohol
(n) fancy restaurant
expensive restaurant
(n) lower middle class
(n) upper middle class
(n) junior flyweight
(n) junior heavyweight
(n) junior middleweight
(n) junior lightweight
(n) super heavyweight
(n) junior bantamweight
(n) junior featherweight
(n) light welterweight
(n) junior welterweight