| advisee(noun, entity, time, clue, future) |
| ancestor(noun, antecedent, forerunner, predecessor, progenitor) |
| ancient(entity, adjective, characteristic, quality, future) |
| angel(noun, herald, forerunner, harbinger, presager) |
| announcer(noun, herald, forerunner, harbinger, presager) |
| antecedency(noun, entity, time, clue, future) |
| antecedent(noun, forerunner, ancestor, predecessor, progenitor) |
| anteposition(noun, entity, time, clue, future) |
| anticipation(noun, prognostic, prognosis, foretelling, predicting) |
| archetype(noun, antecedent, forerunner, ancestor, predecessor) |
| auguring(noun, prognostic, prognosis, foretelling, predicting) |
| auspice(noun, herald, forerunner, harbinger, presager) |
| autodidact(noun, entity, time, clue, future) |
| avant-coureur(noun, entity, time, clue, future) |
| avant-courier(noun, entity, time, clue, future) |
| bellmare(noun, entity, time, clue, future) |
| bellwether(noun, herald, forerunner, harbinger, presager) |
| biker(noun, entity, time, clue, future) |
| bodement(noun, prognostic, prognosis, foretelling, predicting) |
| boding(noun, herald, forerunner, harbinger, presager) |