busily

Concise Oxford English Dictionary © 2008 Oxford University Press:
busy/ˈbɪzi/

▶adjective (busier, busiest)

• 1 having a great deal to do.

  ■ (of a place) full of activity or people.

• 2 (of a person) presently occupied; engaged.

  ■ chiefly N. Amer. (of a telephone line) engaged.

• 3 excessively detailed or decorated.

▶verb (busies, busying, busied) (busy oneself) keep occupied. ▶noun (also bizzy) (pl. busies or bizzies) Brit. informal a police officer.

– derivatives
busily adverb,
busyness noun.

– origin OE bisgian (v.), bisig (n.).