Synonyms for Swan song:

• adj.

  •last (adjective)
  • outer most,
  • lattermost,
  • far off,
  • once for all,
  • endwise,
  • uttermost,
  • least,
  • aftermost,
  • Ender,
  • rearmost,
  • at the end.
  •lattermost (adjective)
  • latter-most,
  • most hindermost,
  • end most,
  • more hindermost,
  • end-most,
  • latter most.

• n.

  •
  • curtain raiser,
  • booking,
  • appearance,
  • debut,
  • dirge,
  • act,
  • draw,
  • command performance,
  • song,
  • elegy,
  • double feature,
  • double bill,
  • display.
  •
  • farewell,
  • peroration.
  •completion (noun)
  • fruition,
  • finises,
  • windup,
  • finalization,
  • wrap-up,
  • windups,
  • finis,
  • Hips.
  •ending (noun)
  • omega,
  • Desistance.
  •epilogue (noun)
  • Postlude,
  • follow up,
  • followup,
  • codas,
  • follow-ups,
  • coda,
  • post scripts,
  • follow-up,
  • concluding speech,
  • perorations,
  • post script,
  • followups,
  • postludes.
  •finale (noun)
  • after-pieces,
  • after piece,
  • after pieces,
  • end pieces,
  • blow-offs,
  • last acts,
  • blowoffs,
  • blow offs,
  • afterpieces.
  •final performance (noun)
  • envoi,
  • conclusion,
  • climax,
  • final gesture,
  • last shot,
  • culmination,
  • crowning achievement,
  • dying words,
  • closer,
  • parting song,
  • famous last words,
  • final appearance or performance,
  • final appearance,
  • last words,
  • farewell performance,
  • adieu.
  •goodbye (noun)
  • ciao,
  • toodle-oo,
  • leave-takings,
  • leavetaking,
  • so long,
  • bye-bye,
  • adios,
  • leave-taking,
  • cheerio,
  • cheerios,
  • bye-byes.
  •last breath (noun)
  • dying breaths,
  • last leg,
  • final twitches,
  • death songs,
  • last-breath,
  • last hurrahs,
  • death throe,
  • last gasps.
  •rigor mortis (noun)
  • muscular stiffenings,
  • rigor-mortis.

• Other synonyms:

  •
  • end.
  •Other relevant words:
  • eisteddfod,
  • payoff,
  • sequent,
  • destiny,
  • exhibition,
  • benefit,
  • Ceasing,
  • eschatology,
  • effect,
  • terminal,
  • last word,
  • show,
  • finality,
  • finish,
  • stoppage,
  • postfix,
  • entertainment,
  • refrain,
  • quietus,
  • follow-through,
  • curtain,
  • sequitur,
  • presentment,
  • sequela,
  • singing,
  • resolution,
  • postface,
  • premiere,
  • end point,
  • subscript,
  • tryout,
  • denouement,
  • jam session,
  • Izzard,
  • Musicale,
  • exhibit,
  • fate,
  • cessation,
  • presentation,
  • continuance,
  • goal,
  • tag,
  • addendum,
  • Apodosis,
  • death,
  • parting shot,
  • termination,
  • codicil,
  • doom,
  • suffix,
  • curtains,
  • continuation,
  • expiration,
  • period,
  • catastrophe,
  • terminus,
  • afterthought,
  • Sequelae,
  • consequence,
  • consummation,
  • chant du cygne,
  • theatrical performance,
  • supplement,
  • choral service,
  • music festival,
  • production,
  • postscript,
  • hootenanny,
  • destination,
  • term,
  • back matter,
  • second thought,
  • sing,
  • decease,
  • crack of doom,
  • colophon,
  • sequel,
  • final solution,
  • chorus,
  • rock festival,
  • appendix,
  • bill.