ADJ

strong
irresistible
first, original
My first impulse was to run away
sudden
basic
instinctual, natural
repressed
conflicting, contradictory, contrary
aggressive, violent
creative
sexual

VERB + IMPULSE

feel, have
She felt a sudden impulse to look to her left
be subject to
We are all subject to aggressive impulses
be driven by
check, control, deny, fight (back/down), resist, restrain, stifle, suppress
He fought down an impulse to scream
give in to, obey, yield to
She gave in to an impulse and took the money
act on
Acting on impulse, he picked up the keys and slipped them into his pocket
buy sth on
Some people will buy a puppy on impulse without any idea of what is involved

IMPULSE + VERB

arise
Impulses that are repeatedly denied can arise in other forms

IMPULSE + NOUN

buy, purchase
The little black designer dress had been an impulse buy
buying
buyer

PREP

on (an) ~
On an impulse, I went into the shop and bought a box of chocolates
~ towards
basic impulses towards things such as food and drink

ADJ

electrical, nerve/nervous

VERB + IMPULSE

transmit
Nerve impulses are transmitted to the brain
convert sth into, transform sth into
Radio waves are converted into electrical impulses

ADJ

positive
political, social

IMPULSE + VERB

lead (sb/sth) to sth, prompt (sb/sth to sth)
the impulse that prompted economic change

PREP

~ behind
the impulse behind a concept
~ for
the impulse for social reform
~ toward
the political impulses towards joining a trade union