Matching Pairs Tough MatchingOnline version Match the words with their definitions by L L 1 THOROUGH 2 TOUGH 3 TAUGHT 4 THROUGH 5 THOUGHT 6 THOUGH From one end or side of something to the other Despite the fact that Past tense of "teach" Done completely; with great attention to detail Past tense of "think" Strong enough to deal successfully with difficult conditions or situations Having or causing problems or difficulties.