was concerned with (verb) occupy: be busy with
Sinonime: absorb,
amuse,
attend, be active with, be concerned with,
busy,
divert,
employ,
engage,
engross,
entertain,
fill, hold attention,
immerse,
interest,
involve, keep busy, monopolize, preoccupy,
soak,
take up, tie up,
utilizeAntonime: be inactive, be lazy,
idle