The inside of a cube, a cylinder or a sphere is three-dimensional because three coordinates are needed to locate a point within these spaces. In classical mechanics, space and time are different categories and refer to absolute space and time.
Answer Wiki. To me, an enigmatic personality is all about being strange, mysterious, unpredictable, and often leaving people in awe and speculation. At most of the time, people are left wondering and curious to know more and more about folks with such a personality. I often view movie actor Johnny Depp as an enigmatic character.
The definition of tricky is something that must be done carefully with great skill, or someone who is known to be deceitful. An example of something tricky is parallel parking. An example of someone tricky is a con artist who can talk his way out of any situation.