| at times(expression, idiom, adverb, time, moment) |
| in the past(verb, expression, idiom, adverb, phrasal verb) |
| occasionally(expression, adverb, time, moment, period) |
| on one occasion(expression, adjective, idiom, adverb, past) |
| onetime(adjective, last, original, past, primitive) |
| past(adjective, original, old, previous, obsolete) |
| whilom(adjective, adverb, past, precede) |
| after(adverb, conjunction, immediately, when) |
| bygone(adjective, adverb, last, original, late) |
| ever(adverb, conjunction) |
| hitherto(adverb, the past) |
| time |
| time was(expression, adjective, adverb, late, old) |
| back(adjective, adverb, late, past, earlier) |
| erst |
| now and again(expression, idiom, time, moment, rare) |
| on occasion(expression, adverb, time, moment, period) |
| one(adjective, adverb, past, then, previously) |
| previous(adjective, adverb, last, late, old) |
| some time ago(expression, idiom, adverb, late, earlier) |