leaf-green, n. chlorophyll.
leaf-stalk, n. petiole.
league, n. [alliance], [confederation], coalition, confederacy, [union], [federation], [association].
league, v. [combine], [confederate].
leak, v. [percolate], [filter], [ooze].
leaky, a. defective.
lean, v. [incline], [slope], recline, [tend]; rely, [depend]; careen.
lean, a. [thin], lank, [spare], [meager], [poor], [skinny], [gaunt], emaciated, marcid, angular; [slender], [scant], [bare].
leaning, a. [reclining], inclining, [supine].
leaning, n. [inclination], [tendency], propensity, [bent], [bias], proneness, predisposition, proclivity; reclination.