"mantener erguido" in English

to retain in an appendix- to bankroll- to carry on- to cherish- to conduct- to hold- to hold- to hold- to preserve- to provide for- to stand by- to stick by- to stick to- hold the line- to have- to keep- to maintain- to keep up- to support- to sustain- to uphold

erect- standing- straight-up- upright

to lift- to raise- to straighten- to prick up