1) Adult male 2) Beau 3) Beau, rustic style 4) Boyfriend 5) Country gallant 6) Country lad 7) Country youth 8) English boy name 9) Fellow 10) Is he one to swan around 11) Lover 12) Lover boy 13) Lover to a poet 14) Loverboy 15) Quaint boyfriend 16) Rural suitor 17) Rustic, to Milton 18) Suitor 19) Suitor to a poet Found on https://www.crosswordclues.com/clue/swain
Swain noun [ Middle English swain , swein , Icelandic sveinn a boy, servant; akin to Swedish sven , Danish svend , Anglo-Saxon swān , Old High German swein .] 1. A servant. [ Obsolete] « Him behoves serve himself that has no ... Found on http://www.encyclo.co.uk/webster/S/254