Synonyms of the word 
CHASTENESS → PLAINNESS - RESTRAINT - SIMPLENESS - SIMPLICITY
chasteness
- n. The state of being chaste; chastity.
plainness
- n. (uncountable) The condition of being plain (in all senses).
- n. (countable) The product or result of being plain.
restraint
- n. (countable) something that restrains, ties, fastens or secures.
- n. (uncountable) control or caution; reserve.
simpleness
- n. The property of being simple.
simplicity
- n. The state or quality of being simple.
- n. (archaic, rare) An act or instance of foolishness.
If you are interested in words, visit the following sites :
- wiktionary.org/chasteness For complete definition of a word
- 1word.ws/chasteness to play with words, suffixs, prefixs, etc.