7-letter words that end in in
- butyrin — a colourless liquid ester or oil found in butter. It is formed from butyric acid and glycerine
- buzz in — to admit (someone) to a building by activating an electronically controlled door
- caffein — a white, crystalline, bitter alkaloid, C 8 H 10 N 4 O 2 , usually derived from coffee or tea: used in medicine chiefly as a nervous system stimulant.
- caitlin — a female given name, Irish form of Cathleen, Kathleen.
- call in — If you call someone in, you ask them to come and help you or do something for you.
- call-in — a program in which listeners or viewers phone in comments or questions to the host or a person being interviewed.
- calpain — any of various enzymes in mammals and other organisms that are involved in the proteolysis of endogenous proteins and are regulated by the concentration of calcium ions
- canakin — (archaic) A little can or cup.
- canikin — a small can or drinking cup.
- capelin — a small marine food fish, Mallotus villosus, occurring in northern and Arctic seas: family Osmeridae (smelts)
- captain — In the army, navy, and some other armed forces, a captain is an officer of middle rank.
- carotin — carotene.
- cash in — If you say that someone cashes in on a situation, you are criticizing them for using it to gain an advantage, often in an unfair or dishonest way.
- cash-in — redemption, as of mutual-fund shares.
- catskin — the skin or fur of a cat
- cave in — If something such as a roof or a ceiling caves in, it collapses inwards.
- cave-in — a collapse, as of anything hollow: the worst cave-in in the history of mining.
- cerasin — an insoluble amorphous gum from the cherry and other trees, known also as meta-arabinic acid
- ceresin — a white wax extracted from ozocerite
- cerosin — (organic compound) A waxy substance obtained from the bark of the sugar cane.
- certain — If you are certain about something, you firmly believe it is true and have no doubt about it. If you are not certain about something, you do not have definite knowledge about it.
- cgi-bin — Common Gateway Interface
- chagrin — Chagrin is a feeling of disappointment, upset, or annoyance, perhaps because of your own failure.
- chaplin — Sir Charles Spencer, known as Charlie Chaplin. 1889–1977, English comedian, film actor, and director. He is renowned for his portrayal of a downtrodden little man with baggy trousers, bowler hat, and cane. His films, most of which were made in Hollywood, include The Gold Rush (1924), Modern Times (1936), and The Great Dictator (1940)
- chardin — Jean-Baptiste Siméon (ʒɑ̃batist simeɔ̃). 1699–1779, French still-life and genre painter, noted for his subtle use of scumbled colour
- chauvin — a chauvinist
- chip in — When a number of people chip in, each person gives some money so that they can pay for something together.
- chitlin — pig intestine cooked and served as a dish
- chlorin — (organic compound) A large heterocyclic aromatic ring consisting, at the core, of three pyrroles and one pyrroline coupled through four methine linkages.
- cinerin — either of two similar organic compounds found in pyrethrum and used as insecticides. Formulas: C20H28O3 (cinerin I), C21H28O5 (cinerin II)
- cipolin — an Italian marble with alternating white and green streaks
- clarain — one of the four major lithotypes of banded coal
- clue in — anything that serves to guide or direct in the solution of a problem, mystery, etc.
- coalbin — a bin for holding coal
- colicin — a bacteriocidal protein
- come in — If information, a report, or a telephone call comes in, it is received.
- come-in — to approach or move toward a particular person or place: Come here. Don't come any closer!
- comorin — Capecape at the southernmost tip of India
- complin — Alternative form of compline.
- conjoin — If two or more things conjoin or if you conjoin them, they are united and joined together.
- contain — If something such as a box, bag, room, or place contains things, those things are inside it.
- copy in — If you copy someone in on something, you send them a copy of something you have written to someone else.
- costain — Thomas Bertram, 1885–1965, U.S. novelist, historian, and editor, born in Canada.
- cowskin — the skin of a cow.
- creatin — Alternative form of creatine.
- crispin — Saint, 3rd century ad, legendary Roman Christian martyr, with his brother Crispinian (krɪˈspɪnɪən): they are the patron saints of shoemakers. Feast day: Oct 25
- crocein — any one of a group of red or orange acid azo dyes
- crottin — a type of French goat cheese.
- cumarin — a fragrant crystalline substance, C 9 H 6 O 2 , obtained from the tonka bean, sweet clover, and certain other plants or prepared synthetically, used chiefly in soaps and perfumery.
- curtain — Curtains are large pieces of material which you hang from the top of a window.