Leash vs Line

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

Leash

Top 3,000 (common)

Line

Top 1,000 (very common)A1noun
Most common: Line
 LeashLine
Pronunciation🇬🇧 //liːʃ//🇺🇸 //liːʃ//🇬🇧 /["/laɪn/"]/🇺🇸 /["/laɪn/"]/
MeaningA strong strap for holding an animal, especially a dog.A long mark or a row of things.
ExampleShe took her dog for a walk, attaching it to the leash.Please stand in a line to buy your tickets.
RegisterNeutralNeutral
How commonTop 3,000 (common)Top 1,000 (very common)
CEFR level-A1
Part of speechnoun
Collocationstight leash, walk on a leash, dog leash, leash law, loose leashlong, 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 line
Antonyms-curve, scatter
Common mistakesUsing 'leash' to refer to a generic strap or rope., Confusing with 'leash' as a verb meaning to restrain, instead of the noun., Incorrectly pluralizing as 'leashes' when referring to an individual.Confused with 'line' as a boundary vs 'line' as a row., Using 'line' as a verb without context., Mixing up 'line' with 'lyne' in spelling.
Usage notesCommonly used for walking dogs. Not appropriate for other contexts where animals are not involved.The 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.

Frequently asked questions: Leash vs Line

What's the difference between Leash and Line?

Leash: A strong strap for holding an animal, especially a dog. Line: A long mark or a row of things.

Which is more common: Leash and Line?

Line is the most common in everyday English.

Can I use Leash and Line interchangeably?

Not always. Leash and Line 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.