Crossword Puzzle Completely lacking

Clue: Completely lacking

One completely lacking morals (LOWESTOFTHELOW with 14 letters)
Completely lacking courage (SPINELESS with 9 letters)
They were once completely nuts (OAKS with 4 letters)
Succeeds completely (ACESIT with 6 letters)
Library section that, to my knowledge, would be completely empty? (LIGHTRUSSIANBOOKS with 17 letters)
Creature lacking color (ALBINO with 6 letters)
Not stand completely erect (STOOP with 5 letters)
Completely naked (BARE with 4 letters)
Lacking, say, Spencer? (WITHOUTATRACY with 13 letters)
Completely lose it (e.g. ERUPT with 5 letters)