Synonyms of the word 
CASTELESS → OUTCASTE - UNWANTED
casteless
- adj. Without caste.
outcaste
- n. In Indian society, someone who does not belong to a caste.
- v. (transitive) To expel from a caste.
unwanted
- adj. not wanted, welcome or acceptable.
- n. One who or that which is not wanted; an undesirable.
If you are interested in words, visit the following sites :
- wiktionary.org/casteless For complete definition of a word
- 1word.ws/casteless to play with words, suffixs, prefixs, etc.