Consultant vs Informant

When to use each in English, with meaning, register, and examples.

Consultant

Top 2,000 (common)B2noun

Informant

Beyond 10,000 (less common)
Most common: Consultant
 ConsultantInformant
Pronunciation🇬🇧 /["/kənˈsʌltənt/"]/🇺🇸 /["/kənˈsʌltənt/"]/🇬🇧 //ɪnˈfɔːmənt//🇺🇸 //ɪnˈfɔrmənt//
MeaningA person who gives expert advice in a particular area.A person who gives information, especially to the police.
ExampleThe consultant advised the company on its new marketing strategy.The police relied on an informant to gather crucial evidence.
RegisterNeutralNeutral
How commonTop 2,000 (common)Beyond 10,000 (less common)
CEFR levelB2-
Part of speechnoun
Collocationsbusiness, campaign, computer, act as, bring in, employ (somebody as), consultant in, consultant on, consultant to, hospital, NHS, cardiologist, gynaecologist, obstetrician, consultant inpolice informant, anonymous informant, key informant, confidential informant, informant agreement
Antonymsclient, patient-
Common mistakesConfused with 'consultation' — 'consultant' is the person, while 'consultation' is the meeting., Incorrectly using it to refer to anyone giving advice, rather than a specialized expert., Using it in informal contexts where a simpler word like 'advisor' might fit better.Confused with 'informational' which refers to information-related., Using 'informant' to describe someone giving general information, not just in legal contexts.
Usage notesUse 'consultant' in professional or business contexts. It's suitable for formal conversations, but can be used informally as well when talking about someone's job. Avoid using it in casual settings where other terms like 'helper' might be more appropriate.Commonly used in legal and police contexts. Be careful using it informally, as it can imply secrecy or betrayal.

Frequently asked questions: Consultant vs Informant

What's the difference between Consultant and Informant?

Consultant: A person who gives expert advice in a particular area. Informant: A person who gives information, especially to the police.

Which is more common: Consultant and Informant?

Consultant is the most common in everyday English.

Can you show an example of each?

Consultant: The consultant advised the company on its new marketing strategy. Informant: The police relied on an informant to gather crucial evidence.

Can I use Consultant and Informant interchangeably?

Not always. Consultant and Informant are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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