Collocations for momentum - noun

considerable, great, irresistible | initial | fresh
She gave fresh momentum to the campaign.

have
The campaign for change now has considerable momentum.

build up, gain, gather, increase
The car gathered momentum as it rolled down the hill.

create, give sth, provide | keep up, maintain, sustain | lose
The team has lost momentum in recent weeks.

slow

build up, increase | go
Their momentum has gone, and they feel they cannot fight any longer.

~ for
keeping up the momentum for growth

~ towards
the irresistible momentum towards reunification of the two countries

keep the momentum going
We have to keep the momentum of our sales operation going.