tightrope walking(n = noun.act) funambulism - walking on a tightrope or slack rope;
is a kind of athletics, sport

devil's walking stick, disability of walking, fire walking, manner of walking, plantation walking horse, power walking, tennessee walking horse, tightrope, tightrope walker, walking, walking delegate, walking fern, walking horse, walking leaf, walking on air, walking papers, walking shoe, walking stick