sledge (vehicle), sledge (-hammer).
slight, sleight.
slay, sleigh (sledge).
slate (s.), slate (v., abuse).
sloe, slow.
slop (puddle), slop (loose garment).
slot (track), slot (bar).
sole (adj.), soul, sole (a fish).
sow, sew.
saw (tool), soar, sore, saw (maxim), saw (fr. see).