1 Meaning
2 synonym
3 Opposite
100

Available 

able to be used or obtained; at someone's disposal.

100

Supply

Give

100

Unique 

usual

200

Rely

 depend on with full trust or confidence.

200

Technique 

Method

200

Purchase

Sell

300

Discover 

 find unexpectedly or during a search.

300

Ensure 

Secure

300

Produce

Destroy 

400

Culture 

the arts and other manifestations of human intellectual achievement regarded collectively.

400

Discover

Find

400

Pattern 

contrasting

500

Preserve 

maintain (something) in its original or existing state.

500

Item 

Object 

500

Identify 

Confuse

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