"hour" - key terms from Wikipedia

adventure hour
aquaman hour of adventure
blue hour
comedy hour
dark hour
darkest hour
during earth hour
during rush hour
earth hour
eight hour day
eleventh hour
finest hour
flight hour
following hour
fourth hour
golden hour
half hour
happy hour
haunting hour
hour
hour angle
hour fitness
hour glass
hour of darkness
hour of decision
hour of paid sick time
hour of power
hour party people
hour record
hour soak
kilometers per hour
kilometres per hour
kilowatt hour
midnight hour
miles per hour
ninth hour
one hour
one hour of paid sick
one hour photo
passengers per hour
peak hour
per hour
programming less than one hour
rush hour
smothers brothers comedy hour
squares hour
theme time radio hour
trains per hour
witching hour
zero hour