bisy

Etymology
From, from.

Adjective

 * 1)  Engaged in activity; preoccupied.
 * 2) Having a strong work ethic; diligent, industrious, hard-working.
 * 3) Disposed to anxiety or concern, particularly about practical matters; solicitous, worried.
 * 4) Eager to; intent upon (typically followed by,  or.
 * 5)  Characterised by activity and vigor.
 * 1)  Characterised by activity and vigor.