Neither shalt thou go up
`alah (aw-law')
to ascend, intransitively (be high) or actively (mount); used in a great variety of senses, primary and secondary, literal and figurative (as follow)
by steps
ma`alah (mah-al-aw')
elevation, i.e. the act; specifically a climactic progression (in certain Psalms) -- things that come up, (high) degree, deal, go up, stair, step, story.
unto mine altar
mizbeach (miz-bay'-akh)
an altar -- altar.
that thy nakedness
`ervah (er-vaw')
nudity, literally (especially the pudenda) or figuratively (disgrace, blemish) -- nakedness, shame, unclean(-ness).
be not discovered
galah (gaw-law')
to denude (especially in a disgraceful sense); by implication, to exile (captives being usually stripped); figuratively, to reveal
thereon