Remember, 'fain' is rarely used in everyday conversation and is often associated with historical or fantasy settings. In medieval tales, knights would fain embark on quests for honor and glory.
Pro Tip 2/3
Emphasizes Delight
'Fain' expresses not just willingness, but a sense of pleasure or happiness about doing something. She would fain join the festive dance in the village square.
Pro Tip 3/3
Poetic Tone
Using 'fain' adds a poetic or romantic touch to the language, suitable for literature or poetry. He would fain write her a sonnet filled with loving words.