Close, shut are very close synonyms in the sense of to stop or fill in an opening by means of a closure (as a door, a gate, a lid, or a cover) and are often used interchangeably.
Category: Synonyms
Cloister vs Convent vs Monastery vs Nunnery vs Abbey vs Priory
Basically a monastery is a cloister for monks; in actual use it is often applied to a convent for men or occasionally for women who combine the cloistered life with teaching, preaching, or other work.
Clever vs Adroit vs Cunning vs Ingenious
Clever, adroit, cunning, ingenious are comparable when they mean having or showing a high degree of practical intelligence or of skill in contrivance.
Clear vs Perspicuous vs Lucid
Clear, perspicuous, lucid are comparable, as used in reference to qualities of thought or style with the meaning, quickly and easily understood.
Clear vs Transparent vs Translucent vs Lucid vs Pellucid vs Diaphanous vs Limpid
Clear, transparent, translucent, lucid, pellucid, diaphanous, limpid are comparable when they mean having the property of being literally or figuratively seen through.
Clean vs Cleanse
Clean, cleanse mean to remove whatever soils, stains, or contaminates from someone or something.
Clean vs Cleanly
Clean, cleanly are often confused.
Class vs Grade vs Rank vs Rate vs Graduate vs Gradate
Class, grade, rank, rate, graduate, gradate are synonyms in that they all involve the idea of ordering a number of things according to a scale or of placing a thing in its due order.
Class vs Category vs Genus vs Species vs Denomination vs Genre
Class, category, genus, species, denomination, genre are compared here only in their general, nonspecialized use, and the following comments may be inapplicable to such technical fields as philosophy and the sciences.
Claim vs Title vs Pretension vs Pretense
Claim, title, pretension, pretense are comparable when they denote an actual or alleged right to demand something as one’s possession, quality, power, or prerogative.
Civilization vs Culture
Civilization, culture are comparable when meaning the particular state or stage of advancement in which a race, a people, a nation, a specific class, or an integrated group of these finds itself at a given period.
Civil vs Polite vs Courteous vs Courtly vs Gallant vs Chivalrous
Civil, polite, courteous, courtly, gallant, chivalrous are comparable as applied to persons or their words and acts when in intercourse with others with the meaning observant of the forms required by good breeding.