lancer (n.)Related entries & more
1580s, "soldier armed with a lance," from French lancier "soldier, knight armed with a lance," from Old French lance (see lance (n.)).
uhlan (n.)Related entries & more
type of cavalryman, 1753, from German Uhlan, from Polish ułan "a lancer," from Turkish oghlan "a youth." For sense evolution, compare infantry.
elan (n.)Related entries & more
"vivacity," 1877, from French élan (16c.), "spring, bound, impetus," noun derived from élancer "to shoot, incite" (trans.); "rush forward, dart" (intrans.), from Old French elancer, from e- "out" (see ex-) + lancer "to throw," originally "to throw a lance," from Late Latin lanceare, from Latin lancea (see lance (n.)).