-(grob-property-description 'alignment number? "alignment of lyrics on notehead, -1 is LEFT, 0 is CENTRE, 1 is RIGHT .")
-(grob-property-description 'ignore-length-mismatch boolean? "if #t, stanzas with shorter lyrics can be moved away from their respective note-head by the lyric alignment code.")
-(grob-property-description 'begin-alignment number? "proportion of lyric length from beginning to align with note-head for left-aligned lyrics.")
-(grob-property-description 'end-alignment number? "proportion of lyric length from end to align with note-head for right-aligned lyrics.")