▁step ▁takes ▁twice ▁the ▁time ▁of ▁the ▁first ▁one ▁( and ▁of ▁the ▁second ▁one ). ▁Some ▁East ▁Coast ▁Sw ing ▁instruct ors ▁c ue ▁the ▁basic ▁step ▁as ▁" sh uf - f le - ST EP , ▁sh uf - f le - ST EP , ▁rock ▁B ACK ", ▁to ▁indicate ▁both ▁the ▁rh yth mic ▁pattern ▁of ▁the ▁figure ▁( 1 & 2 , ▁ 3 & 4 , ▁ 5 , ▁ 6 ) ▁and ▁the ▁sync op ated ▁character ▁of ▁swing ▁music : ▁every ▁second ▁sy ll able ▁is ▁str essed . ▁Still ▁another ▁example : ▁the ▁box ▁step ▁of ▁American - style ▁rum ba ▁may ▁be ▁cu ed ▁as ▁" forward - ... - side - t ogether , ▁back - ... - side - t ogether ", ▁to ▁indicate ▁the ▁directions ▁of ▁( le ader ' s ) ▁steps ▁and ▁their ▁timing . ▁Finally , ▁for ▁more ▁advanced ▁d anc ers ▁voice ▁c ues ▁are ▁actually ▁names ▁of ▁dance ▁figures ▁and ▁standard ▁variations : ▁" Two ▁wal ks , ▁link , ▁closed ▁prom en ade " ▁( t ango ). ▁" Open ▁te lem ark , ▁natural ▁f alla way , ▁wh isk , ▁quick ▁wing " ▁( walt z ). ▁" ▁( Span ish , ▁used ▁in ▁) ▁C ues ▁are ▁an ▁important ▁element ▁of ▁round ▁d ances . ▁In ▁square ▁d ances ▁they ▁are ▁called ▁calls ▁and ▁called ▁by ▁a ▁caller ▁. ▁ ▁Wall ▁▁ ▁When ▁indicating ▁a ▁direction ▁of ▁movement ▁during ▁a