alveolus vs tooth socket

alveolus and tooth socket both are nouns.

Word	Noun	Adjective	Verb	Adverb
alveolus	Yes	No	No	No
tooth socket	Yes	No	No	No

As nouns, alveolus and tooth socket are synonyms defined as:

alveolus and tooth socket: a bony socket in the alveolar ridge that holds a tooth

alveolus (noun)	tooth socket (noun)
a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways	a bony socket in the alveolar ridge that holds a tooth
a bony socket in the alveolar ridge that holds a tooth