מָרֹר (mārōr) is
a Hebrew noun
meaning bitter thing. It appears
3 times
in 3 books of the Hebrew Bible
(Strong's H4844).
Also rendered
bitterness
Same Hebrew root (TWOT 1248e)
Range of meaning (TWOT 1248e)bitter thing, bitter herb; bitter, bitterness
Full entry: Brown-Driver-Briggs and Strong's
מָרֹרnoun, masculine: bitter thing, bitter herb
Strong's H4844מְרֹר: a bitter herb KJV:bitter(-ness).
Meanings: Brown-Driver-Briggs (1906) and Strong's Hebrew Dictionary (1890), public domain, via the Open Scriptures Hebrew Bible Project (CC BY 4.0). TWOT numbers for reference only.
Root family 1248: מָרַרmārar — be bitter; make bitter, shew bitterness; be, make; bitterly, bitterness, be moved with choler, grieved, provoke, vex