Definitions from Wiktionary ( )

▸ adjective:  At a higher level, rank or position.
▸ adjective:  Situated on higher ground, further inland, or more northerly.
▸ adjective:  (geology, of strata or geological time periods) Younger, more recent.
▸ adjective:  (education) Of or pertaining to a secondary school.
▸ noun:  A stimulant, such as amphetamine, that increases energy and decreases appetite.
▸ noun:  Anything that cheers one up.
▸ noun:  The upper portion of something
▸ noun:  (shoemaking) The piece of leather, etc., that forms the top part of a shoe above the sole.
▸ noun:  (footwear) The Y-shaped strap on flip-flops.
▸ noun:  Someone with higher social standing
▸ noun:  A senior student.
▸ noun:  That which is higher, contrasted with the lower.
▸ noun:  A tooth in the upper jaw.
▸ noun:  A denture or retainer for the teeth in the upper jaw.
▸ noun:  An upper berth or bunk.
▸ noun:  (Taoism) A spiritual passageway through which consciousness can reach a higher dimension.

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