There is a total of 15584 clues beginning with un
- Units in a coll curriculum
 - Units in a high rise (Abbr)
 - Units in a homecoming parade
 - Units in a horse race
 - Units in a list
 - Units in a panzer division
 - Units in a poem
 - Units in a ream
 - Units in a sum
 - Units in a terrorist network
 - Units in an ER
 - Units in computing
 - Units in electricity
 - Units in linguistics
 - Units in modern film ratings?
 - Units in nuclear physics
 - Units in nutrition
 - Units in Ohm's law
 - Units in physics
 - Units in Physics 101
 - Units in physics class
 - Units in physics
 - Units in real estate ads
 - Units in realty ads
 - Units in scoring
 - Units in scoring
 - Units in stables
 - Units in the C G S system
 - Units in the life span of a galaxy
 - Units in the yr
 - Units in track or swimming
 - Units led by colonels
 - Units led by Szell and Muench
 - Units listed on light bulb packages
 - Units marked on a wooden stick: Abbr
 - Units measured by a multimeter
 - Units measured by multimeters
 - Units measured in BTUs
 - Units named after a Scottish engineer
 - Units named after an inventor
 - Units named for AT&T's founder
 - Units named for Nikola
 - Units named for physicist Enrico
 - Units named for the first Nobel Prize winner in Physics
 - Units now called siemens
 - Units of "Time"
 - Units of 0's and 1's
 - Units of 1 million bytes, briefly
 - Units of 1/1000 inch
 - Units of 100 ergs per gram
 - Units of 100 ergs/gram
 - Units of 256 pounds, in old England
 - Units of 35 Across
 - Units of 39 Across
 - Units of 43,560 square feet
 - Units of 63-Across
 - Units of 70-Across
 - Units of a chain with links?
 - Units of a dangerous dosage
 - Units of a fleet
 - Units of a humane group: Abbr
 - Units of a million watts per ampere
 - Units of a Panzer Division
 - Units of a school org
 - Units of academic credit
 - Units of acceleration
 - Units of aircraft
 - Units of an army
 - Units of angular measurement
 - Units of area
 - Units of beer
 - Units of brilliance?
 - Units of butter
 - Units of capacitance
 - Units of chains x furlongs
 - Units of computer memory
 - Units of computer storage
 - Units of concern to nuclear scientists
 - Units of conductance
 - Units of conductance, in electricity
 - Units of cookies
 - Units of corn
 - Units of cream: Abbr
 - Units of currency in Denmark
 - Units of currency: Abbr
 - Units of current
 - Units of current measure
 - Units of current, for short
 - Units of data storage
 - Units of displacement of ships
 - Units of displacement
 - Units of distance
 - Units of distance erroneously mentioned as units of time by Han Solo
 - Units of distance in Canada (Abbr)
 - Units of distance in physics
 - Units of distance, 5,280 ft
 - Units of distance, on the steppes
 - Units of distance
 - Units of dynamite
 - Units of eight Boy Scouts