Synonyms for In the course of:

adv

•while (adverb)
in the meantime, During, till, often, yet, throughout, meanwhile, for the time being, always, all along, for now, up to, meantime, up until.

adv.

•while (adverb)
in the meantime, During, till, often, yet, throughout, meanwhile, for the time being, always, all along, for now, up to, meantime, up until.

prep.

•during (preposition)
for the time being, meanwhile, throughout, all along.

Other synonyms:

•prep.
all along, for the time being, During.