Answer:

caste

Answer	Crossword Clue
CASTE	Hereditary Hindu social group
CASTE	Social class
CASTE	Rank

CASTE	Worker bee, for example
CASTE	Social standing
CASTE	Untouchables, for one
CASTE	Social tier
CASTE	Class division
CASTE	Social group
CASTE	Social stratum
CASTE	Societal ranking

CASTE	Rigid social stratum
CASTE	Social division
CASTE	Social rank
CASTE	Kind of society
CASTE	Social bracket
CASTE	Societal division
CASTE	Brahmans, e.g.
CASTE	Indian division

CASTE	Social level
CASTE	Hindu division
CASTE	Soldier ants, e.g.
CASTE	Division of society
CASTE	Social order
CASTE	Hindu social division
CASTE	Societal stratum
CASTE	Kshatriya or Brahman

CASTE	Untouchables, e.g.
CASTE	Class distinction
CASTE	Social set
CASTE	Social system sector
CASTE	Hinduism group
CASTE	Untouchables, for example
CASTE	Brahmans or Kshatriyas
CASTE	Class

CASTE	Rigidly defined social stratum
CASTE	Hindu group
CASTE	Class of society
CASTE	Hierarchical social grouping
CASTE	Level of society