延 - prolong, stretching

postponement

endlessly; continuously; (going) on and on

to become overgrown; to grow thick

spread (e.g. of a disease); rampancy; infestation; proliferation; being widespread

arrears; (being) overdue; delay (e.g. in payment); procrastination

postponement; deferment; adjournment

delay; latency

keeping alive longer; prolonging life; life extension; life-support

extension; elongation; prolongation; lengthening

futures

delay variation

delay variation