1) Forbearance 2) Indulgence 3) Judges may be asked for it 4) Laxity 5) Leniency 6) Lenity 7) Merciful quality 8) Mercifulness 9) Mercy 10) Mildness 11) Permissiveness 12) Soft-hearted bent 13) Tendency to let things slide Found on https://www.crosswordclues.com/clue/lenience
Le'ni·ence (lē'nĭ* e ns or lēn'y e ns; 106), Le'ni*en*cy (lē'nĭ* e n*sȳ or lēn'y e n*sȳ) noun The quality or state of being lenient; lenity; clemency. Found on http://www.encyclo.co.uk/webster/L/29