fa-fire-alt icon in font awesome icons has 1 variant fas i.e.,solid.
fa-first-aid icon in font awesome icons has 1 variant fas i.e.,solid.
fa-fist-raised icon in font awesome icons has 1 variant fas i.e.,solid.
fa-flushed icon in font awesome icons has 2 variants regular (far) and solid (fas)
fa-font-awesome-alt icon in font awesome icons is part of brand (fab) icons
fa-font-awesome-flag icon in font awesome icons is part of brand (fab) icons
fa-football-ball icon in font awesome icons has 1 variant fas i.e.,solid.
fa-frown icon in font awesome icons has 2 variants regular (far) and solid (fas)
fa-frown-open icon in font awesome icons has 2 variants regular (far) and solid (fas)
fa-funnel-dollar icon in font awesome icons has 1 variant fas i.e.,solid.