The phrase "before-long connection" can be replaced with various synonyms depending on the context of its usage. As for time-related connections, appropriate synonyms include "imminent link," "upcoming association," and "forthcoming tie-up." For immediate or short-term associations, synonyms such as "momentary bond," "temporary bond," or "brief affiliation" can be used. When it comes to emotional connections, one can use "innate bond," "instinctive tie," "intuitive rapport," or "natural resonance." Lastly, for permanent connections, synonyms like "life-long link," "permanent bond," "enduring attachment," or simply "lasting connection" can be used. Whatever the context may be, there is always a perfect word to replace "before-long connection" that fits the tone and purpose of the message.