fa-skating icon in font awesome icons has 1 variant fas i.e.,solid.
fa-skiing icon in font awesome icons has 1 variant fas i.e.,solid.
fa-skiing-nordic icon in font awesome icons has 1 variant fas i.e.,solid.
fa-slack-hash icon in font awesome icons is part of brand (fab) icons
fa-sliders-h icon in font awesome icons has 1 variant fas i.e.,solid.
fa-smile icon in font awesome icons has 2 variants regular (far) and solid (fas)
fa-smile-beam icon in font awesome icons has 2 variants regular (far) and solid (fas)
fa-smile-wink icon in font awesome icons has 2 variants regular (far) and solid (fas)
fa-smoking-ban icon in font awesome icons has 1 variant fas i.e.,solid.
fa-sms icon in font awesome icons has 1 variant fas i.e.,solid.