And is used to join words, phrases, or ideas that are added together. It can link similar things or show that two things happen in sequence.
From Old English 'and' or 'ond', which already had the same meaning. It comes from a very old Proto-Germanic word and has been extremely stable over time.
Tiny words like 'and' are so common that our brains almost stop seeing them, but they’re the glue that holds sentences together. Interestingly, in speech we often reduce it to just /ən/—a whole word squished into a single syllable.
Complete word intelligence in one call. Free tier — 50 lookups/day.