Prepositions after adjectives

religious: in, of, as, about, or to

Religious commonly appears with about, in, and to in different meanings. Religious of and religious as are uncommon as direct adjective patterns.

Quick answer

Common uses of religious with prepositions

Use religious about for strict or careful habits, religious in for areas of practice or belief, and religious to for loyalty or devotion. Religious of and religious as are not standard adjective-preposition combinations in modern English.

She is religious about checking her notes.
He was deeply religious in his daily routines.
The group remained religious to its founding principles.

Choose the pattern by meaning

These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.

religious about + activity

Showing strict or careful habits

Religious about means extremely regular, disciplined, or careful about something.

She is religious about exercising every morning.

He's religious about meeting deadlines.

religious in + area

Describing behaviour within an area

Religious in refers to the area or activity where someone shows devotion or discipline.

They are religious in their observance of tradition.

She was religious in her study habits.

religious to + principle

Showing loyalty or devotion

Religious to means faithful or devoted to an idea, practice, or duty.

He remained religious to his promises.

The team stayed religious to its values.

See the difference in context

The same subject can take different constructions because each sentence answers a different question.

Construction

Example

Meaning

religious about

She's religious about saving receipts.

very careful or disciplined about something

religious in

He is religious in his observance of the rules.

showing devotion or consistency in an area

religious to

They stayed religious to their traditions.

faithful or loyal to something

religious of

The phrase 'religious of' is not a standard adjective pattern.

generally avoided in modern English

religious as

In 'religious as a child', as introduces a role or time expression, not a fixed adjective-preposition pattern.

as is usually part of another structure

Common mistakes

Some combinations appear in real text but do not mean what learners often assume.

Using religious of as a fixed pattern

Religious is not normally followed directly by of.

✕ She is religious of her duties. ✓ She is religious about her duties.

Confusing religious about with belief

Religious about often means disciplined, not connected to religion.

✓ He's religious about backing up his files.

Using religious as as a direct adjective pattern

As usually introduces a role, comparison, or time phrase instead of following religious directly.

✕ She is religious as tradition. ✓ She is religious about tradition.

Quick practice

Choose the expression that matches the intended meaning.

1. She is very ___ keeping her workspace organised.

2. The community remained ___ its founding customs.

3. He was religious ___ his observance of the festival.

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Frequently asked questions

Does religious about always refer to religion?

No. It often means extremely regular, disciplined, or careful about a habit or activity.

Is religious of correct English?

It is not a standard modern pattern after the adjective religious.

Can religious be followed by to?

Yes. Religious to can mean faithful or devoted to a principle, duty, or tradition.

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