Example : Use your head!.
We only use Spanish at home.
I can't use this tool.
Apply a magnetic field here.
This thinking was applied to many projects.
How do you utilize this tool?.
I apply this rule to get good results.
Use the plastic bags to store the food.
He doesn't know how to use a computer.

Synonyms : employ, use, utilise, utilize

Example : The same laws apply to you!.
This theory holds for all irrational numbers.
The same rules go for everyone.

Synonyms : go for, hold

Example : He applied for a leave of absence.
She applied for college.
Apply for a job.

Example : She applied paint to the back of the house.
Put on make-up!.

Synonyms : put on

Example : This theory lends itself well to our new data.

Synonyms : lend oneself

Example : She gave him First Aid.
I gave him a punch in the nose.

Synonyms : give

Example : Apply a principle.
Practice a religion.
Use care when going down the stairs.
Use your common sense.
Practice non-violent resistance.

Synonyms : practice, use

Example : Apply the rules to everyone.

Synonyms : enforce, implement

Example : He applied this racial slur to me!.

Example : Please apply yourself to your homework.