Synonyms for Livelong:

adj.

durable (adjective)
eternal, lifetime, interminable, lasting, lengthy, lifelong, long-life, prolonged, incessant, durable, perpetual, perennial, enduring, long, everlasting.
lifelong (adjective)
enduring, perennial, lifetime.

n.

entire, complete. livelong (noun)
Sedum Telephium, live-forever, whole, orpine, orpin.

Other synonyms:

Sedum telephium
Sedum Telephium.
Other relevant words:
whole, complete, live-forever, orpine, orpin, Sedum Telephium, entire.

Usage examples for livelong

  1. The livelong day he looks open- mouthed towards heaven and never stops addressing Zeus. – The Eleven Comedies by Aristophanes et al
  2. He is thus the livelong day. – The Dynasts An Epic-Drama Of The War With Napoleon, In Three Parts, Nineteen Acts, And One Hundred And Thirty Scenes by Thomas Hardy