Strong’s Hebrew
H4755 — Mara'
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
מָרָא
Mara' — pronounced maw-raw
for 4751 feminine; bitter; Mara, a symbolic name of Naomi:--Mara. see H04751
1 occurrence in the KJV.
Ruth 1:20
And she said unto them, Call me not Naomi, call me Mara: for the Almighty hath dealt very bitterly with me.