I) ('gre ba, 'gres pa, 'gre ba) tha mi dad pa; 1) to be mixed; crossed [breeding]. 2) to proceed to roll; to roll on the ground from pain. move/ roll [back & forth]. 1) rigs mtshungs su 'gyur ba'am 'pho ba. Å snga phyi tshang mg rigs 'gres song, Å de byings tshang ma 'dra'i rigs 'gre btang chog, Å rigs pa 'gres nas shes pa, 2) 'gyel log byed pa, Å sa la phar 'gre tshur 'gre byed pa, 3) (snying) g.yo ba