For thou art my hope
tiqvah (tik-vaw')
literally, a cord (as an attachment); figuratively, expectancy -- expectation (-ted), hope, live, thing that I long for.
O Lord
'Adonay (ad-o-noy')
the Lord (used as a proper name of God only) -- (my) Lord.
GOD
Yhovih (yeh-ho-vee')
God.
thou art my trust
mibtach (mib-tawkh')
a refuge, i.e. (objective) security, or (subjective) assurance -- confidence, hope, sure, trust.
from my youth
na`uwr (naw-oor')
(only in plural collectively or emphatic form) youth, the state (juvenility) or the persons (young people) -- childhood, youth.