The only other attestation for this verb comes from Froissart, where the verb is used to mean ‘to use completely’. The editor of the text defines it as ‘to set aside’ which seems unlikely.
v.n.
1to be fully occupied:
(
c.1360-79; MS: s.xivex
)
Sa tierce file ad noun Constance, Q'encontre Lacheté guerroie: Le folquider et pourloignance, Dont Lacheté fait tariance, Iceste fille paremploie; Car nuyt et jour toutdiz se ploie Au bien de l'alme, et tout apploie Le corps a ce
14322
paremploier (c.1360-79)