Filter vs Screen vs Strain

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

Filter

Top 1,000 (very common)C1noun

Screen

Top 1,000 (very common)A2noun

Strain

Top 2,000 (common)C1noun
 FilterScreenStrain
Pronunciation🇬🇧 /["/ˈfɪltə(r)/"]/🇺🇸 /["/ˈfɪltər/"]/🇬🇧 /["/skriːn/"]/🇺🇸 /["/skriːn/"]/🇬🇧 /["/streɪn/"]/🇺🇸 /["/streɪn/"]/
MeaningTo remove unwanted parts from something.A flat surface that shows images and information, like a TV or computer display.To make a lot of effort or to injure a muscle.
Examplean **air/oil filter**I watched the movie on the big screen in the theater.The strain on the bridge increased with the heavy traffic.
RegisterNeutralNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)Top 2,000 (common)
CEFR levelC1A2C1
Part of speechnounnounnoun
Collocationsfilter the water, filter out noise, apply a filter, data filter, coffee filterbig, giant, huge, fill, be glued to, gaze at, show, flash, flicker, saver, image, resolution, on (the) screen, go black, go blank, cinema, movie, big, appear on, grace, bring something to, adaptation, version, actor, off screen, on (the) screen, stage and screen, cinema, movie, big, appear on, grace, bring something to, adaptation, version, actor, off screen, on (the) screen, stage and screen, folding, privacy, security, put up, door, window, behind a/​the screen, screen betweenconsiderable, enormous, great, be under, come under, feel, show, take its toll (on somebody), tell (on somebody), under the strain, strain on, a bit of a strain, signs of strain, stresses and strains, considerable, enormous, great, be under, come under, feel, show, take its toll (on somebody), tell (on somebody), under the strain, strain on, a bit of a strain, signs of strain, stresses and strains, bad, slight, back, be suffering from, have, get, new, mutant, virulent, discover, identify, analyse/​analyze, strain of
Antonymscombine, mixhiding, ignorancerelax, release, ease
Common mistakesConfused with 'sleek' vs 'sleeked', Using 'filtering' without an object, Mistaking 'filter' for 'funnel'Confused with 'scene' — unrelated concept., Forgetting to specify the type, like 'computer screen' or 'TV screen'., Using as a verb incorrectly — 'screening' is different.Confused with 'stain' when writing., Used as a noun without clarification (e.g., strain of effort)., Incorrectly conjugating in different tenses.
Usage notesUse 'filter' in contexts like photography, manufacturing, or data analysis. It’s appropriate in both everyday and professional settings, but avoid it in very casual conversations.Use 'screen' in both technical and everyday contexts. More common in neutral settings, less so in formal writing unless discussing technology. Avoid in slang conversations.Use 'strain' when discussing physical effort, injuries, or intense focus. Often used in exercise contexts. Avoid using in overly casual situations.

Frequently asked questions: Filter vs Screen vs Strain

What's the difference between Filter, Screen, and Strain?

Filter: To remove unwanted parts from something. Screen: A flat surface that shows images and information, like a TV or computer display. Strain: To make a lot of effort or to injure a muscle.

Are Filter, Screen, and Strain the same CEFR level?

Filter: C1, Screen: A2, Strain: C1 on the CEFR scale.

What part of speech are Filter, Screen, and Strain?

Filter: noun, Screen: noun, Strain: noun.

Can you show an example of each?

Filter: an **air/oil filter** Screen: I watched the movie on the big screen in the theater. Strain: The strain on the bridge increased with the heavy traffic.

Can I use Filter, Screen, and Strain interchangeably?

Not always. Filter, Screen, and Strain 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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