Elevation, or geometric height, is mainly used when referring to points on the Earth 's surface, while altitude or geopotential height is used for points above the surface, such as an aircraft in flight or a spacecraft in orbit, and depth is used for points below the surface.
disquiet - disturb in mind or make uneasy or cause to be worried or alarmed; She was rather perturbed by the news that her father was seriously ill Synonyms: cark, disorder, perturb, unhinge, distract, trouble
The disquieting thing is, that the actual pronunciation is written in addition to the original pronunciation of the first consonant letter. Thus, we see words beginning with gc-, bp-, dt-, mb-, nd-, and even bhf-, and people start panicking about, how such a monster should be pronounced.