tacit understanding; unwritten agreement; rapport; (of people) in sync; well coordinated

title deed (for land); CL:張|张[zhang1],份[fen4]

friendship

contract for a loan

Christian association; fellowship

deed (for a house); CL:張|张[zhang1],份[fen4]

to get along well (with sb); congenial; to speculate (on financial markets)

(literary) to be a good match

Sochi (city on the Black Sea in Russia)

contract; oath of allegiance

contract selling a person into servitude

same sign, joint aim (idiom); fig. completely compatible; identical

Leonardo Fibonacci (c. 1170-1250), Italian mathematician