RichThesaurus
absorbed in
absorbed in
synonyms
engrossed in
involved in
immersed in
employed in
preoccupied with
on the job
busy with
pursuing
at work (on)
on the go
tireless
in the course of
rushed off one's feet (with)
hard at it
slaving at
in the midst of
laboring at
bustling
in the process of
energetic
busy as a bee
industrious
on the hop
lively
in the throes of
practicing
conducting
working at
toiling at
following
hard-pressed
carrying on
occupied in/with
taken up with/by
preoccupied
wrapped up
braving
confronting
participating in
interested in
focused on
struggling with
intent on
concerned with
taking part in
wrapped up in
active (in)
facing
weathering
in the middle of
more synonyms
absorbed in
antonyms
idle