hold up: P. and V. ἀνέχειν.
lift: P. and V. αἴρειν, ἐπαίρειν, ἀνάγειν.
maintain: P. and V. σῴζω, σώζειν, διασώζειν, φυλάσσειν, διαφυλάσσειν; see defend.
cling to: P. and V. ἀντιλαμβάνεσθαι (gen.).