upper

definition: the higher of two berths
example:
speech part: noun
synonyms: upper berth
definition: higher in place or position
example: the upper bunk
speech part: adjective
synonyms:
definition: superior in rank or accomplishment
example: the upper half of the class
speech part: adjective
synonyms:
definition: the topmost one of two
example:
speech part: adjective
synonyms:
definition: a central nervous system stimulant that increases energy and decreases appetite
example:
speech part: noun
synonyms: speed
definition: piece of leather or synthetic material that forms the part of a shoe or boot above the sole that encases the foot
example:
speech part: noun
synonyms:

upper is explained and pronounced

How upper is being used?