1. With night coming on, we started for home.

2. Because night came on, we started for home.

3. Night came on, and we started for home.
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Q1: Does #1 mean #2 or #3?
Q2: What is the meaning of 'com on'?
What are similar words in mening?

1 answer

All three mean the same thing. #1 is the best phrasing.