zhēn dì
the real meaning
the true essence
dì
to examine
truth (Buddhism)
jiē dì
revealer (protective god)
sì dì
the Four Noble Truths (Budd.), covered by the acronym 苦集滅道: all life is suffering 苦, the cause of suffering is desire 集, emancipation comes only by eliminating passions 滅|灭, the way 道 to emancipation is the Eight-fold Noble Way 八正道
sì shèng dì
the Four Noble Truths (Buddhism)
see also 四諦|四谛[si4 di4] and 苦集滅道|苦集灭道[ku3 ji2 mie4 dao4]
shěn dì
to look at sth carefully
to examine