fits well in vs fits well on

Both "fits well in" and "fits well on" are correct in different contexts. "Fits well in" is used to refer to something that fits well inside a space or container, while "fits well on" is used to refer to something fitting on top of or over something else.

Explained by Camille
Editor at TextRanch

Last updated: February 20, 2025 • 6770 views

This phrase is correct and commonly used in English.

"fits well in"

This phrase is used when something fits well inside a space or container. It implies a good fit or suitability within a particular context.

Examples:

The new sofa fits well in the living room.
The puzzle piece fits well in the empty space.
The book fits well in the bag.
The key fits well in the lock.
The shoes fit well in the shoebox.

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Therefore, the proposed action fit well in the FP7 framework.
Augusta, this dismissal letter would fit well in a serial novel.
I imagine you'd fit in rather well in academia.
This fits perfectly well in the new model of polycentric development.
I think they'll fit just well in the stove.
Look, it fits so well in here.
This proposal fits perfectly well in what we are discussing, above all, in the competences of the European Banking Authority;I would even say that it is the most obvious test of its efficiency.
Supporting rural development therefore fits in well with the overall objective of poverty eradication.
You'll fit in well here, I think.
Stan really would've fit in well here.
The mandatory environmental criteria envisaged do not fit in well with the public procurement Directives 2004/17/EC and 2004/18/EC.
A smoothly running European medicines market fits in well with this ambition.
In addition, this fits in well with the existing turnover tax system.
I'll tell him you fit in well and we all like you.
Even today, Salame Cremona is produced according to processes that fully respect tradition, and fit in well with the new technologies introduced into processing practices.
Because I don't think I'll fit in well.
This is an important text, which fits in well with the commitment the European Parliament has consistently demonstrated towards environmental issues.
If you want to go home to your relatives, the relatives have got to be reasonably sure that you will fit in reasonably well in their home, so that they can go on living a normal life.
I think you'll fit in very well here.
The Treaty of Nice therefore fits in perfectly well with the ideological approach of its predecessors.

Alternatives:

fits perfectly in
fits snugly in
fits nicely in
fits comfortably in
fits securely in

This phrase is correct and commonly used in English.

"fits well on"

This phrase is used when something fits well on top of or over something else. It indicates a good match or suitability in terms of placement.

Examples:

The painting fits well on the wall.
The hat fits well on her head.
The cover fits well on the book.
The lid fits well on the pot.
The necklace fits well on her neck.

Show examples from the web [+]

"Convict's wife" was not something that fit well on my resume.
It also fits well into a policy on energy savings and promoting safety in traffic.
The regicide committed against the former King and Queen, fits well within this description.
Therefore, the proposed action fit well in the FP7 framework.
Your work should also fit well with the communication announced in Parliament by Commissioner Diamantopoulou yesterday.
This fits well with our wider, better legislation agenda.
It will fit well into the new system of decentralised application.
Pignone would fit well into such a structure.
The dates fit well with that greening of the Sahara.
Recommending writing off is not a function that fits well the role of a fraud investigation and coordination body.
In this proposal, environmental protection requirements seem to fit well with the need to safeguard the free market.
...and now wed like to see if it fits well with the music.
The wear on her shoes indicates they didn't fit well.
3.2.3 In this proposal, environmental protection requirements seem to fit well with the need to safeguard the free market.
That fits well. I have to tell you something.
The desire from an environmental perspective for a wholly mandatory regime must fit well with market considerations and be industry-friendly.
The two projects mentioned in today's plenary are, in a way, complementary and at the same time fit well into the overall strategy.
The increased and strengthened role of the European Parliament fits well with anchoring this matter into national parliamentary procedures in every Member State.
In this sense, the project would fit well with the IPR scheme.
Augusta, this dismissal letter would fit well in a serial novel.

Alternatives:

fits perfectly on
fits snugly on
fits nicely on
fits comfortably on
fits securely on

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fits well in vs fits well on

"fits well in"

"fits well on"

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