Pel/Puls

Drive, Driven, Force

• Com-pel

• Dis-pel

• Ex-pel

• Im-pel

• Im-pulse

• Pro-pel

• Pul-sate

• Re-pel

• Re-pel-lent

• Re-puls-ive

Compel (v)

– To force someone to

do something• To drive someone

into action

I tried to compel my big brother to do my homework for me.

Dispel (v)

• To drive away– To force out of

one’s mind

- To go away

I tried to dispel my bad dream from my mind.

Expel (v)

• To force or drive out– To force to leave

I hope they do not expel me from school.

Impel (v)

• To drive forward – To urge to action– To motivate

My curiosity impelled me to look under the bed.

Impulse (n)

• A sudden urge that

drives someone into

action

I had the sudden impulse to go get some ice cream.

Propel (v)

• To force to move

forward– To drive onward

The motor is used to propel the boat.

Pulsate (v)

• To vibrate – Beat- Forced to produce

short bursts

I could feel my blood pulsating through my veins.

Repel (v)

• To drive back– To ward off or

keep away

The bad smell repelled people from entering the room.

Repellent (n)

• A substance

used to drive

away insects or

animals

I used insect repellent to keep the mosquitoes away.

Repulsive (adj)

• Disgusting– Tending to drive off– Offensive

The thought of it was repulsive.