Synonyms for First and last:

• adv.

  •all (adverb)
  • above all.

• n.

  •beloved (noun)
  • one and only.
  •first and last (noun)
  • above all.

• Other synonyms:

  •
  • one.
  •Other relevant words:
  • single,
  • lone,
  • sole,
  • unique,
  • azygous,
  • one,
  • particular,
  • one and only,
  • singular,
  • solitary,
  • separate,
  • only,
  • unrepeated,
  • absolute,
  • odd,
  • celibate,
  • onliest,
  • beloved,
  • alone.

Antonyms for First and last:

• n.

  • beloved
    girlfriend, hate, foe, enemy.