"livelong" in the noun sense
1. orpine, orpin, livelong, live-forever, Sedum telephium
perennial northern temperate plant with toothed leaves and heads of small purplish-white flowers
"livelong" in the adjective sense
1. livelong
of time) constituting the full extent or duration
"all the livelong day"
Source: WordNet® (An amazing lexical database of English)
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