Matching Pairs memoryOnline version match the words with the description by Olga Goncear 1 solidify (v) 2 interval (n) 3 spaced (adj.) 4 repetition (n) 5 peg (n) 6 mnemonic (n) 7 rereading (v) 8 acronym (n) a period of time or space in between things a piece of wood or metal which you can use to hang something with or on reinforce something and make it stronger a series of letters where each letter stands for a word something arranged with space between an aid to help remember something doing something again reading something you have already read another time