Usage: 3 forms in 3 verses
Form Translated As     In Verse(s)
αντιστηριζόμενοι taking support LXX.Isa.48.2
αντιστηρίσασθε support yourselves LXX.Isa.50.10
αντιστηρίζει gives support LXX.Ps.37.24

Liddell-Scott-Jones

ἀντιστηρίζω (antistērizō) to support G:V

ἀντιστηρίζω-ίζω,

press against, [Refs 5th c.BC+]; offer resistance, [Refs 4th c.BC+]