Preserve
shamar (shaw-mar')
to hedge about (as with thorns), i.e. guard; generally, to protect, attend to, etc.
my soul
nephesh (neh'-fesh)
a breathing creature, i.e. animal of (abstractly) vitality; used very widely in a literal, accommodated or figurative sense (bodily or mental)
for I am holy
chaciyd (khaw-seed')
kind, i.e. (religiously) pious (a saint) -- godly (man), good, holy (one), merciful, saint, (un-)godly.
O thou my God
'elohiym (el-o-heem')
angels, exceeding, God (gods)(-dess, -ly), (very) great, judges, mighty.
save
yasha` (yaw-shah')
to be open, wide or free, i.e. (by implication) to be safe; causatively, to free or succor
thy servant
`ebed (eh'-bed)
a servant -- bondage, bondman, (bond-)servant, (man-)servant.
that trusteth
batach (baw-takh')
to hie for refuge; figuratively, to trust, be confident or sure -- be bold (confident, secure, sure), careless (one, woman), put confidence, (make to) hope, (put, make to) trust.
in thee