command + object
Directing or controlling
Command as a verb commonly takes a direct object.
The officer commanded the troops calmly.
command: by, in, to, from, or at?
The verb and noun command use different structures. Some combinations are standard, while others only appear in special contexts.
Quick answer
Which prepositions are natural with command?
As a verb, command usually takes a direct object: command troops. Common noun patterns are command of something and command over someone or something. Command to is used before an infinitive or order. Command by, command in, command from, and command at are not usual fixed combinations.
She commanded the army for two years.
He has excellent command of Spanish.
The general had command over the entire region.
He has excellent command of Spanish.
The general had command over the entire region.
Choose the pattern by meaning
These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.
command of + thing
Having knowledge or control
Command of is common with languages, skills, and areas of control.
She has a strong command of legal terminology.
command over + person/thing
Authority or control
Use command over to describe power or authority.
They maintained command over the coastline.
command someone to + verb
Giving an order
Command can be followed by a person and an infinitive.
The judge commanded him to leave the room.
See the difference in context
The same subject can take different constructions because each sentence answers a different question.
Construction
Example
Meaning
command by
The system is controlled by voice command.
By is linked to the noun command in expressions like by command or voice command, not usually after the verb command.
command in
She served in command in difficult conditions.
In may describe a role or situation, not a standard verb-preposition pattern.
command to
The captain commanded the crew to retreat.
Standard structure for giving an order.
command from
The signal came from central command.
From usually relates to the source of an order, not a fixed pattern after the verb.
command at
He shouted commands at the workers.
At belongs with commands, not directly with the verb command.
Common mistakes
Some combinations appear in real text but do not mean what learners often assume.
Adding a preposition before the object
Command usually takes a direct object.
✕ She commanded to the soldiers. ✓ She commanded the soldiers.Using command in for language ability
Use command of for skills or knowledge.
✕ He has good command in French. ✓ He has good command of French.Confusing command over and command of
Command over means authority. Command of often means knowledge or possession.
✕ She has command over Italian. ✓ She has command of Italian.Using command at as a fixed pattern
At is not normally used directly after command.
✕ He commanded at the team. ✓ He commanded the team.Quick practice
Choose the expression that matches the intended meaning.
1. She has excellent command ___ English grammar.
2. The officer commanded the soldiers ___ wait.
3. They kept command ___ the territory.
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Frequently asked questions
Is command by correct?
Not usually after the verb command. By appears in other expressions such as by command or voice command.
Do we say command of or command over?
Command of often refers to knowledge or possession, while command over refers to authority or control.
Can command be followed by to?
Yes. Use command someone to do something when giving an order.
Related preposition guides
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