4000 Duolingo (E F) - Spelling Practices

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(1) a. effective; acting directly to produce an effect; exhibiting a high ratio of output to input

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(2) v. enclose; place in something; fix firmly in surrounding mass

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(3) a. branch of biology that studies the formation and early development of living organisms

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(4) a. extraordinary; unusual; well above average

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(5) a. not subject to duty or obligation; not subject to taxation

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(6) v. come to an end; terminate; lose validity; breathe one's last breath; die

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(7) a. high spirited; joyously unrestrained; abundant; luxurious

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(8) ad. in a fair manner; with justice; frankly

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(9) n. a person who breeds and trains hawks and who follows the sport of falconry

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(10) n. broad comedy; ridiculous parade; foolish show