adjective
chaste
CHAYST/tʃeɪst/
Free from sexual impropriety or excessive ornament.
The affectionate couple remains chaste by choosing not to share a bed.

Etymology
Latin castus expressed cleanliness and moral purity. In English, that purity was applied particularly to sexual conduct judged permissible by the Church, rather than necessarily requiring complete abstinence.
In context
be thou as chaste as ice, as pure as snow, thou shalt not escape calumny. Get thee to a nunnery, go: farewell.
More examples
- She vows to stay chaste until her wedding.
- The gallery's chaste interior keeps the focus on the paintings.
- She favors chaste prose over elaborate descriptions.
Forms
chaste · chaster · chastest
chastity noun — Abstention from sexual activity considered improper.
chastely adverb — In a sexually pure or abstinent manner.