cheap
- cheaply
‘cheap’ as an adjective
Cheap goods or services cost less than other goods or services of the same type.
...cheap red wine.
...cheap plastic buckets.
A solid fuel cooker is cheap to run.
‘cheap’ as an adverb
In conversation, cheap can also be an adverb, but only with verbs which refer to the buying, selling, or hiring of things.
I thought you got it very cheap.
You can hire boots pretty cheap.
‘cheaply’
With other verbs, the adverb you use is cheaply.
You can play golf comparatively cheaply.
In fact you can travel just as cheaply by British Airways.
‘low’
You do not say that things such as wages, costs, or payments are ‘cheap’. You say that they are low.
If your family has a low income, you can apply for a student grant.
...tasty meals at a fairly low cost.