continuance (n.)
lasting nature, permanence, durability
RJ I.prologue.10[Chorus, of Romeo and Juliet] the continuance of their parents' rage / Which ... naught could remove
TN I.iv.6[Viola as Cesario to Valentine, of Orsino] You either fear his humour or my negligence, that you call in question the continuance of his love
SHAKESPEARE'S WORDS © 2018 DAVID CRYSTAL & BEN CRYSTAL