combine — If you combine two or more things or if they combine, they exist together.
mix — to combine (substances, elements, things, etc.) into one mass, collection, or assemblage, generally with a thorough blending of the constituents.
amalgamate — When two or more things, especially organizations, amalgamate or are amalgamated, they become one large thing.
associate — If you associate someone or something with another thing, the two are connected in your mind.
blend — If you blend substances together or if they blend, you mix them together so that they become one substance.
bracket — If you say that someone or something is in a particular bracket, you mean that they come within a particular range, for example a range of incomes, ages, or prices.
coalesce — If two or more things coalesce, they come together and form a larger group or system.
concoct — If you concoct an excuse or explanation, you invent one that is not true.
connect — If something or someone connects one thing to another, or if one thing connects to another, the two things are joined together.
couple — If you refer to a couple of people or things, you mean two or approximately two of them, although the exact number is not important or you are not sure of it.
fuse — Electricity. a protective device, used in an electric circuit, containing a conductor that melts under heat produced by an excess current, thereby opening the circuit. Compare circuit breaker.