The underlined words in the above four sentences are 'compound adjectives' in hyphenated form. A compound adjective is an adjective that comprises more than one word. Hyphens are used to link the words together to show that they constitute one adjective
clear last eg. clear-sighted
new sunk ______________________
cold hair ______________________
four blood ______________________
curly day ______________________
well star ______________________
half read ______________________
half read ______________________
five lay ______________________
peacock blue ______________________
long sight ______________________