- Incessant - Never ending - Persistent - Proceeding without interruption or cesstaion;
continuous; unceasing; lasting; abiding. - Occuring in steady and rapid succession; very frequent;
often repeated.
- Enduring - Everlasting - Lasting - Continuing in the same state, or without any change that
destroys form or character; remaining unaltered or unremoved; abiding;
durable; fixed; stable; lasting; as, a permanent impression.