缘分 predestined relationship ; fate
缘 reason; cause; sake,relationship,edge; fringe,climb
无缘无故地 for no reason at all
世上没有无缘无故的爱，也没有无缘无故的恨。 There is absolutely no such thing
as love or hatred without any reason or cause.
不识庐山真面目，只缘身在此山中。 I can't tell the true shape of Lu Shan
because I myself am on the mountain.
花径不曾缘客扫。 The garden path has never been cleared for the visit of a
guest.
血缘 blood relationship
人缘 relations with people
姻缘 predestined marriage
前世因缘 predestination
天赐良缘 a godsent marriage; a good marriage arranged in Heaven
天缘巧合 a luck coincidence
投缘的街坊们 congenial neighbors
化缘 beg for alms
