© 2026 Sloth Lingo. Learn easy. Lounge wisely.

cost

Elementary (A2)

IPA: /kɔst/

KK: /kɔst/

intransitive verb
Definition

To require a certain amount of money or effort in order to obtain something.


Example

It costs a lot to travel abroad.


Tense Forms

Past: cost

Past Participle: cost


Conversation
Sloth A
I was looking at some new apartments, but they really cost a lot.
Sloth B
Yeah, living in the city can be pretty expensive.
Sloth A
I didn’t realize how much it would cost to live closer to work.
Sloth B
It definitely adds up, but it might be worth it for the convenience.

Synonyms & Antonyms
Synonyms
charge
require
demand
Antonyms
save
gain
earn
Root Explanation

Cost originates from Old French 'coster' (meaning to cost or to be worth) and is derived from Latin 'constare' (meaning to stand together or to be established). The word 'cost' refers to the amount that must be paid or spent to buy or obtain something.

Memory Tip

Think of the Old French word 'coster' meaning to be worth something — this helps you remember that 'cost' refers to the amount you need to pay for something.

Visually Confused Words
coset
coost
coast
cot
cos
uncost
oncost
cytost
Is this page helpful?