In addition to names and dates, here are the common Hebrew words which appear on tombstones.

Here lies	Po Nikbar
Son of	Ben
Daughter of	Bat
The Levite	ha-levi
The Cohen	ha-kohen
The Rabbi	ha-rav
Dear, Beloved (masc.)	ha-yakar
Dear, Beloved (fem.)	ha-y’karah
Father	Av
My Father	avi
Our Father	avinu
Mother	eem
My Mother	eemi
Our Mother	emanu
My husband	baali
My wife	ishti
Brother	akh
My Brother	akhi
Our Brother	akhinu
Sister	akhot
Aunt	dodah
Uncle	dod
Two hands, with four fingers each divided into two sets of two fingers, is the symbol of a priestly blessing — this signifies a Kohen, a descendant of the biblical high priest Aaron.
A Rabbi is represented by the Tablets of law – 10 commandments
A woman is represented with a candle or menorah
A man is represented with a Star of David