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(crystallography) twin crystal
This twin crystal has a very unusual shape.
dipyramid, bipyramid
The shape of this dipyramid is very unique.
bicone, dicone
This bicone shape is mathematically very interesting.
a female given name
Kimiko is my best friend.
sadness and happiness; joy and fear
Life is a mix of sadness and happiness.
a male given name
Ikki is my best friend.
Kiteru is my best friend.
Oyoki is my best friend.
Senki is my best friend.
Mitsuki is my best friend.
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