archaic; used both transitively ("to support, sustain") and intransitively ("to rise, be borne upward")
The balloon began to upbear as the hot air filled its envelope.
Le ballon commença à s’élever lorsque l’air chaud remplit son enveloppe.
The strong beams upbear the weight of the roof.
Les fortes poutres soutiennent le poids du toit.