מָרַר

marar (maw-rar') v.
1. to be (causatively, make) bitter (literally or figuratively)
[a primitive root, properly, to trickle (see H4752); but used only as a denominative from H4751]
KJV: (be, be in, deal, have, make) bitter(-ly, - ness), be moved with choler, (be, have sorely, it) grieved(-eth), provoke, vex. 
Root(s): H4752, H4751

• Part of speech: verb
• Occurrences: 14

• מר — H4752
• מר מרה — H4751

• Genesis 49:23

From Strong's Hebrew and Chaldee Dictionary (1890), which is public domain. This bundle carries the words that spell biblical names and the roots they are built from; the full lexicon of 8,674 entries ships as a bulk table.