all meaning 'pile up, accumulate, aggregate, particulate'.
From GRM we have the act GARAM, 'crush, break up' as in Nu. 24:8,
and GEREM, 'structure, skeleton', as in 2Ki 9:13 and Job 40:18.
From XRM we have the act XARAM, 'ruin, wreck, turn into rubble, tear
down, destroy, heap debris' as in Is. 11:15. Also XEREM, 'plunder,
accumulation, separation, confiscation, consecration' as in Jos. 6:18
Also 'net' as in Hab. 1:15.
The XARUM of Lev. 21:18 is possibly 'humped'. Some say it is 'dug out'.
From KRM we have KEREM, 'aggregation of trees, covering growth,
plantation, vineyard, hillock?' as in Jud. 15:5.
From QRM we have the act QARAM, 'cover over', as in Ez. 37:6. Today
we use QRUM for 'crust'.