Synonyms for Lifespan:

• n.

  •
  • history,
  • life cycle.
  •
  • things.
  •years (noun)
  • generation,
  • elderliness,
  • senescence,
  • senility,
  • dotage,
  • lifetime,
  • Caducity,
  • agedness.

• Other synonyms:

  •
  • existential,
  • coexistence,
  • occurrence,
  • existence.
  •
  • life expectancy,
  • universe.
  •
  • thing.

Paraphrases for Lifespan:

• Independent

  • Noun, singular or mass
    existence, cycle, lifestyle.
  • Verb, non-3rd person singular present
    lasting.

• Other Related

  • Proper noun, singular
    lifetime, life.
  • Noun, singular or mass
    longevity, life-cycle, expectancy, lifecycle, shelf-life, durability, living, lifetime, life.

Antonyms for Lifespan:

• n.

  • years
    childhood, youth.