List: TOCFL 6

1. heating, central heating
2. heater, radiator

copper (metal)

bridegroom, groom

bride

1. to correct, to rectify, to set right
2. correction, rectification

1. accidental, chance, coincidental, by chance
2. occasionally, by accident, unexpectedly

1. to experience, to undergo, to try out (for oneself)
2. experience, trial, hands-on experience

diploma, certificate, academic qualification

1. answer, solution, reply
2. key, answer key (to questions or problems)

1. to display, to show, to exhibit
2. to indicate, to reveal, to demonstrate