because it is always said
One word with many meanings is a homograph.
the word sign means that it has one meaning (a symbol has many meanings) and it tells you something (one thing only)
Sometimes is one word.
Mechanic is a greek word and it comes from the word "μηχανή", which has many meanings. One of them, the most common in modern greek, is "engine".
Sometimes is one compound word.
When the same word (same spelling) has two meanings, each form is a homonym. Sometimes this is restricted to having the same pronunciation as well, as in the many uses of the words set or run. Often the words are related noun, verb, or adjective forms.A homonym must be a homograph (spelled the same), and it may be a homophone (sounds the same). Not all homophones are homonyms, as seen by the words chute and shoot, or scene and seen. These words are sometimes called heteronyms.
May be there are many songs having the word sometimes but there is one ssung by Britney Spears.
hyperbole
Antonyms are words that mean the opposite of each other. A word can have many antonyms, depending on its meaning or meanings. One antonym for the word real would be the word "fake."
The capital letter word sometimes create tension because there are two meanings of capital:one is the capital of a city and one is capital letters of english
"Member" has a number of meanings. One of them is "limb".
Malla was one of the 'Mahajanapadas' in ancient India.