abruptly, dead, immediately, in sb's tracks, short, suddenly
Suddenly he stopped dead: what was he doing?
The question stopped Alice dead in her tracks.

altogether, completely
The sobs came less frequently, then stopped altogether.

for a moment, momentarily, temporarily
never
That phone never stops ringing!

can
He couldn't stop thinking about her.

try to
be going to
When is the violence going to stop?

want (sb/sth) to
I was enjoying myself so much I didn't want to stop.

have to, must, need to
We need to stop making excuses.
He's dangerous and needs to be stopped.

from
They tried to stop me from leaving.

know how to stop, know when to stop
He never knows when to stop.

Stop is used with these nouns as the subject:
bombardment, bus, cab, car, clock, conversation, elevator, engine, fighting, footstep, heart, pain, period, policeman, rain, referee, spasm, traffic, train, tram, watch

Stop is used with these nouns as the object:
abuse, activity, advance, attack, ball, bleeding, bloodshed, bombardment, car, cassette, charade, cheque, clock, closure, corruption, crime, cycle, decay, decline, destruction, deterioration, discrimination, drinking, ear, execution, expansion, export, fight, fighting, flow, funding, haemorrhage, immigration, import, industrial action, infiltration, injustice, insanity, killer, killing, leak, machine, march, medication, misuse, movement, nonsense, onslaught, pain, payment, play, practice, proceedings, production, progress, publication, reaction, riot, sale, shipment, slaughter, slide, smoking, spiral, spread, suffering, supply, tape, tear, terror, terrorism, traffic, train, trial, vandal, vandalism, violence, wedding, work