401. A room or building for the preservation of plants : Greenhouse
402. One who offers his service of his own freewill : Volunteer
403. A person who loves everybody : Altruist
404. Shaking movement of the ground : Tremor
405. A man who knows a lot about things like food, music and art : Connoisseur
406. Animals that can live on land and water : Amphibians
407. A heavy continuous fall of rain : Downpour
408. A person who attends to the diseases of the eye is an : Oculist
409. A supplement to a will : Codicil
410. A person who leaves one country to settle in another : Emigrant
411. The act of producing beautiful handwriting using a brush or a special pen : Calligraphy
412. A doctor who specializes in diseases of the nose : Rhinologist
413. A small village or a group of houses : Hamlet
414. One who believes everything he or she hears : Credulous
415. That which can be drunk : Potable
416. To free completely from blame : Exonerate
417. Written law of a legislative body : Statute
418. Beyond correct : Glib
419. Inflammation of gums : Gingivitis
420. Relating to kinship with the father : Patrilineal
421. One who plays for pleasure rather than as a profession : Amateur
422. A writing or a speech in praise of someone : Eulogy
423. Free somebody from blame or guilt : Exonerate
424. Send or bring somebody back to his own country : Repatriate
425. The Bedouin Arabs are people of no fixed abode : Nomads
426. Something that might happen in the future : Contingency
427. Words written on the tomb of a dead person : Epitaph
428. A game in which no one wins : Draw
429. A person who always runs after women : Philanderer
430. A policy that segregates people on the basis of race : Apartheid
431. A remedy for all diseases : Panacea
432. A person who supports or speaks in favour of something : Advocate
433. A drug or other substance that induces sleep : Sedative
434. A person of obscure position who has gained wealth : Parvenu
435. Code of diplomatic etiquette and precedence : Protocol
436. Person believing in free will : Libertarian
437. Poem in short stanzas narrating a popular story : Ballad
438. Incapable of being tired : Indefatigable
439. Widespread scarcity of food : Famine
440. A drink usually made from a mixture of one or more alcoholic drinks : Cocktail