Line vs Wire

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

Line

Top 1,000 (very common)A1noun

Wire

Top 1,000 (very common)B2noun
 LineWire
Pronunciation🇬🇧 /["/laɪn/"]/🇺🇸 /["/laɪn/"]/🇬🇧 /["/ˈwaɪə(r)/"]/🇺🇸 /["/ˈwaɪər/"]/
MeaningA long mark or a row of things.A thin, flexible piece of metal.
ExamplePlease stand in a line to buy your tickets.The electrician used a wire to connect the lights.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelA1B2
Part of speechnounnoun
Collocationslong, short, thick, draw, mark, run, divide something, separate something, in a line, a line of latitude, a line of longitude, long, short, thick, draw, mark, run, divide something, separate something, in a line, a line of latitude, a line of longitude, worry, deep, faint, have, run, appear, long, short, new, form, in a/​the line, on a/​the line, long, short, checkout, form, in line, direct, trunk, power, hold, be busy, be engaged, be dead, down the line, on the line, on line, rail, railway, train, take, on a/​the line, the end of the line, long, short, new, form, in a/​the line, on a/​the line, learn, practise/​practice, recite, direct, trunk, power, hold, be busy, be engaged, be dead, down the line, on the line, on line, broad, firm, hard, adopt, follow, pursue, in line with, out of line with, line on, a line of argument, a line of reasoning, a line of attack, broad, firm, hard, adopt, follow, pursue, in line with, out of line with, line on, a line of argument, a line of reasoning, a line of attack, battle, defensive, firing, behind enemy lines, in the front line, on the front linetaut, loose, fine, length, piece, strand, cut, bend, twist, mesh, netting, basket, behind a/​the wire, under a/​the wire, electric, electrical, electricity, attach, connect, disconnect, go, lead, run, along a/​the wire, down a/​the wire, a tangle of wires
Antonymscurve, scatterstring, cord
Common mistakesConfused with 'line' as a boundary vs 'line' as a row., Using 'line' as a verb without context., Mixing up 'line' with 'lyne' in spelling.Confused with 'wired' which means connected electronically., Used as a verb without proper context (e.g. saying 'I wire' instead of 'I wire it').
Usage notesThe word 'line' can refer to physical marks, waiting lines, or categories. In formal contexts, be specific (e.g., 'line of code'). Informal use often refers to lines in conversation or jokes.Used to refer to electrical wires or wires used in crafts. In informal settings, it can also refer to stealing (e.g. 'to wire money'). Avoid using in formal contexts when discussing abstract ideas.

See it in real clips

Line
Wire

Frequently asked questions: Line vs Wire

What's the difference between Line and Wire?

Line: A long mark or a row of things. Wire: A thin, flexible piece of metal.

Which is more advanced: Line and Wire?

Wire is the highest level, at B2, on the CEFR scale.

Are Line and Wire the same CEFR level?

Line: A1, Wire: B2 on the CEFR scale.

What part of speech are Line and Wire?

Line: noun, Wire: noun.

Can you show an example of each?

Line: Please stand in a line to buy your tickets. Wire: The electrician used a wire to connect the lights.

Can I use Line and Wire interchangeably?

Not always. Line and Wire 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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