pie (pica), pie (dish).
pale (pole), pale (pallid), pail.
pile (heap), pile (stake), pile (hair).
pine (v.), pine (tree).
pound (weight), pound (enclosure), pound (to bruise).
pounce (v.), pounce (=pumice).
pallet, palette, palate.
paten, patten, pattern.
pulse (beat), pulse (pease).
punch (strike), punch (drink), Punch (and Judy).