缘分 predestined relationship

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 hatred² 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

有人缘 enjoy great popularity

喜结良缘 tie the nuptial³ knot

缔结姻缘 form marital⁴ tie

聊得投缘 talk congenially

有缘结识某人 be lucky to get acquainted with sb.

无缘结识某人 have no opportunity to get acquainted with sb.

与某人有一面之缘 happen to have met sb. once

婚姻是缘分。 A couple’s conjugal⁵ fate is prearranged.

他们的结合是美满的姻缘。 Their wedlock⁶ is a happy marriage.

有缘终相逢。 Fate brings together people who are far apart.

无缘不相逢。 There is no meeting without predestination.

我与烟酒无缘。 Smoking and drinking don’t appeal to me.

好事似乎与他无缘。 Good luck seemed to be wholly denied to him.

千里姻缘一线牵。 Two beings destined¹ to marry each other, though thousands of miles apart, are tied together with an invisible red thread by an old man under the moonlight.