sweetness and light

1. 1.

   a mild reasonableness

   “when he learned who I was he became all sweetness and light”

   Broaderaffability

Questions about sweetness and light

What does sweetness and light mean?

sweetness and light means "a mild reasonableness".

Is sweetness and light a common word?

sweetness and light is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.