Sad-Fe-Vav / صفو
Sad-Fe-VavصفوSfw
it became clear/limpid/pure (often said of a drink), opposite of Kaf-Dal-Ra, free from turbidness/thickness/muddiness, free from admixture, became cloudless (said of air/atmosphere, but also said of love/life/mind/heart), clear/pure/best/choice/favoured part/potion, clear/clarify, true/sincere, distinguish particularly/specially, select/elect/prefer, serenity of life, comfort, reciprocal sincerity/purity.