Hard core and Unchaste

Hard core noun - The most dedicated and intensely loyal nucleus of a group or movement.

Unchaste and hard core are semantically related. in sexually aroused topic. In some cases you can use "Unchaste" instead an adjective phrase "Hard core". vulgar substitute

Unchaste adjective - Not chaste.

Hard core and unchaste are semantically related. Sometimes you can replace phrase "Hard core" with "Unchaste", this terms are similar.