The West Indies, more commonly referred to as the Caribbean, consists of three major island groups: the Bahamas, the Greater Antilles and the Lesser Antilles. The Greater Antilles include some of the most well-known individual islands, including Cuba and Puerto Rico.
WordReference Random House Learner's Dictionary of American English Â© 2017. -chron-, root. -chron- comes from Greek, where it has the meaning time.'' This meaning is found in such words as: anachronism, chronic, chronicle, chronology, synchronize.
There's several other ''Ch'' words in which the ''h'' isn't pronounced as such (although I take note of Erica Friedman's caveat). Chorus, chaos, chord, loch and chasm spring to mind. Other common ''rh'' words include rhubarb, rhinoceros, rheumatism, rhyme and rhythm. Honor, hour, and honesty are further words which begin with a ''silent'' h. The h also isn't pronounced in words such as laugh, although and tough.