Synonyms of the word

bygone

• adj. Having been or happened in the distant past.
• n. An event that happened in the past.

bypast

• adj. past.

departed

• v. simple past tense and past participle of depart.
• adj. (euphemistic) dead.
• n. (euphemistic) A dead person or persons.

foregone

• v. past participle of forego.
• adj. previous, former.
• adj. bygone.
• adj. (informal) inevitable, predictable.

gone

• v. past participle of go.
• adj. Away, having left.
• adj. (figuratively) No longer part of the present situation.
• adj. No longer existing, having passed.
• adj. Used up.
• adj. Dead.
• adj. (colloquial) Intoxicated to the point of being unaware of one's surroundings.
• adj. (colloquial) Excellent; wonderful.
• adj. (archaic) Ago (used post-positionally).
• prep. (Britain, informal) Past, after, later than (a time).

past

• n. The period of time that has already happened, in contrast to the present and the future.
• n. (grammar) The past tense.
• adj. Having already happened; in the past; finished.
• adj. (postmodifier) Following expressions of time to indicate how long ago something happened; ago.
• adj. Of a period of time: having just gone by; previous.
• adj. (grammar) Of a tense, expressing action that has already happened or a previously-existing state.
• adv. in a direction that passes.
• adv. Passing by, especially without stopping or being delayed.
• prep. beyond in place, quantity or time.

yesteryear

• n. (poetic) Past years; time gone by; yore.
• n. (rare) Last year.

yore

• n. (poetic) time long past.
• adv. (obsolete) In time long past; long ago.