She is a self-motivated individual who always strives for excellence.

The short seller made a profit by betting against the stock.

Short sellers are betting against the stock market.

She self-injures when she is feeling overwhelmed.

He self-injured himself during a moment of distress.

She is self-injuring to cope with her emotional pain.

She tends to self-injure when she is feeling overwhelmed.

The concert tickets were all sell-outs.

She painted several self-portraits for her art exhibition.

The non-selective herbicide is effective against a wide range of weeds.