word formation 2 nouns to adjectives 1 careful 2 cheer 3 grassy 4 noise 5 healthy 6 fun 7 peaceful 8 smoke 9 hopeful 10 use 11 salty 12 shame adjectives to nouns 1 depth 2 strength 3 importance 4 possibility 5 honesty 6 intelligence adjectives to adverbs well, heavy, nicely, beautiful, hard (hardly in a different meaning), temporary, in a lively way, bad, fast letter 1 comfortable 2 sandy 3 windy 4 expensive 5 well 6 greasy 7 hungry 8 difficulty 9 suitable 10 beauty 11 kindness 12 boredom 13 fully 14 sleepy 15 thankful 16 badly 17 terribly 18 probably 19 bad 20 immediately word formation 3 verbs dislike, misspell, disagree, disbelieve, misunderstand, uncover (discover is not an opposite of cover), undress, disconnect, displease adjectives unable (disable again has a different meaning), impossible, incapable, unnecessary, impatient, improper, incorrect, unconscious, incomplete, impolite