Chemist for uranium nuclear fuels. Group 16 of the periodic table of the elements (chalcogens elements)
Generally, the term homonym refers both to homophones (words that are pronounced the same but have different meanings, such as pair and pear) and to homographs (words that are spelled the same but have different meanings, such as bow your head and tied in a bow).
Synonyms of group: crowd, company, party, band, troop | Collins English Thesaurus