Pronunciation is different from meaning.

Value: English [w? θ] beauty [w? Rθ] value; Have the value of; Worth … money; (of behavior) valuable and valuable; Worth (trouble); Value; ?

Worthy: English [? Wi] beauty [? W? r？ I] deserve it; Worthy (or worthy); Respectable; Noteworthy; Admirable; ?

Phrases are collocated differently.

Value:

To prove your worth? Prove your worth.

Worth something? Worth ... money.

Is it worth it? be worth

Valuable:

A worthy goal? A worthy goal

Worth it? be worth

Different usage

1. When worth is used as a noun, it means "value". If the noun subject before it has plural meaning, it should take plural form and add possessive form' or' s'.

Worth is a preposition and cannot be used as an attribute. When it is used as a predicative, it must be followed by a noun phrase.

He has a priceless jewel.

He has an expensive gem.

We didn't know the value of water until the well was dry.

Water is precious only when the well is dry.

His net worth is estimated to exceed1000000 dollars.

His net worth is estimated to exceed1000000 dollars.

Worthy is an adjective that can be used as an attribute, followed by "of+ noun" or infinitive.

This event is worth remembering.

That event is worth remembering.

His behavior deserves praise.

His behavior is commendable.

This book is worthy of his reputation.

This book fully deserves his reputation.