modified
Restrained
classic, classical, pure, simple, modest, Spartan, academic, severe, prudish, subdued, disciplined, inornate, unadorned; see also modest 2.
Antonyms ornate*, gaudy*, rococo.
Morally pure
moral, virtuous, modest, decent, proper, pure, innocent, virginal, immaculate, unstained, clean, unblemished, unsullied, undefiled, uncontaminated, spotless, wholesome, decorous, pure as the driven snow; see also decent 2, innocent 4, pure 2, righteous 1.
Antonyms unchaste, coarse, debauched, debased.
Sexually abstinent
virgin, celibate, continent, abstinent, abstemious, platonic, controlled, virtuous, monogamous, frigid, impotent, virginal, unmarried, unwed.
Antonyms lewd*, lascivious, lecherous.
chaste and virtuous, in this connection, imply forbearance from acts or thoughts that do not accord with virginity or strict marital fidelity; pure implies chastity through innocence and an absence of seductive influences rather than through self-restraint; modest and decent are both applied to propriety in behavior, dress, bearing, or speech as exhibiting moral purity