Christmas
•advent - the arrival of someone or something important
•Advent - the coming (or second coming) of Jesus Christ; the month leading up to Christmas
•angel - a spiritual being acting as a messenger of God (usually shown as a human being with wings)
•berry - a small round fruit
•Bethlehem - the small town in the Middle East believed to be the birthplace of Jesus Christ
•candle - a cylinder of wax with a central wick (like string) which burns to produce light
•chimney - a vertical pipe in a house that allows smoke and gases to escape from a fireplace (Father Christmas traditionally enters a house through its chimney)
•Christ - the title of Jesus (also used as His name)
•Christian - a person who believes in Christianity; also an adjective
•Christianity - the religion based on the teachings and person of Jesus Christ
•Christmas - the annual Christian festival celebrating the birth of Jesus Christ (Christmas Day is on 25 December)
•Christmas cake - a rich fruit cake covered with white icing, eaten at Christmas
•Christmas card - a greetings card that people send to friends and family at Christmas
•Christmas carol - a religious song or popular hymn that people sing at Christmas
•Christmas Day - 25 December, the birthday of Jesus Christ
•Christmas Eve - the evening or day before Christmas Day (24 December)
•Christmas holidays - the holiday period for about a week before and after Christmas Day
•Christmas present - a gift or present given at Christmas
•Christmas tree - an evergreen tree (often a spruce) that people decorate with lights and ornaments at Christmas
•cracker - a decorated paper tube that makes a sharp noise ("crack!") and releases a small toy when two people pull it apart
•decoration - something that adds beauty; ornament
•egg-nog - a traditional Christmas drink made of alcohol with beaten eggs and milk
•Father Christmas - an imaginary being who brings presents for children on the night before Christmas Day (also known as Santa Claus) - traditionally an old man with a red suit and white beard
•fireplace - a partly enclosed space in a house where people light a fire for warmth
•frankincense - a gum used for incense, one of the gifts that the three wise men gave to Jesus
•gold - a yellow precious metal, one of the gifts that the three wise men gave to Jesus
•holly - an evergreen plant with prickly dark green leaves and red berries
•Jesus - the name of Christ, the central figure of Christianity (believed by Christians to be the Son of God)
•Joseph - the husband of Mary (the mother of Jesus)
•magi - the wise men from the East who brought gifts for the baby Jesus
•manger - a trough for food for horses or cattle (used by Mary as a cradle or bed for Jesus)
•Mary - the mother of Jesus
•mistletoe - a parasitic plant with white berries, traditionally used as a Christmas decoration
•myrrh - a gum used for perfume or incense, one of the gifts that the three wise men gave to Jesus
•nativity - the birth of a person
•the Nativity - the birth of Jesus Christ
•nativity play - a play that people perform at Christmas based on the birth of Jesus
•new year - the start of a year; the period just before and after 1 January
•New Year's Day - 1 January
•New Year's Eve - 31 December
•ornament - an object that adds beauty to something; a decoration
•present - a thing given to somebody as a gift.
•reindeer - a deer with large antlers found in some cold climates (believed to pull the sleigh for Santa Claus or Father Christmas)
•Santa Claus - an imaginary being who brings presents for children on the night before Christmas Day (also known as Father Christmas) - traditionally an old man with a red suit and white beard (Santa Claus may be based in part on the historical figure of Saint Nicholas.) 
•shepherd - a person who looks after sheep
•sleigh - a sledge or light cart on runners pulled by horses or reindeer over snow and ice
•snow - water vapour from the sky that falls as white flakes and covers the ground
•star - a bright point in the night sky which is a large, distant incandescent body like the sun
•the star of Bethlehem - the star that announced the birth of Jesus and guided the wise men to find Him
•tinsel - a decoration consisting of thin strips of shiny metal foil, traditionally used at Christmas
•turkey - a bird like a large chicken, traditionally eaten at Christmas
•white Christmas-  a Christmas with snow on the ground
•Xmas - abbreviation or informal term for Christmas