ponderously

adv

1. In a ponderous manner; very slowly.

   “Sir Ernest Heavywether rose ponderously.”

   “Rooney and his team-mates started ponderously, as if sensing the enormity of the occasion, but once Scholes began to link with Ryan Giggs in the middle of the park, the visitors increased the tempo with Sunderland struggling to keep up.”

2. With the appearance of great weight.

   “A narrow and deserted street in deep shadow, high houses, innumerable windows with Venetian blinds, a dead silence, grass sprouting between the stones, imposing carriage archways right and left, immense double doors standing ponderously ajar.”