1. (noun) the act of using

• employment
• exercise
• usage
• use
• utilization

1. (noun) the act of using

• abuse
• misuse
• application
• practical application
• development
• exploitation
• play
• practice
• recycling

1. (noun) the act of using

• activity

1. (noun) the act of using

• apply
• apply
• apply
• apply
• apply
• employ
• employ
• employ
• employ
• employ
• use
• use
• use
• use
• use
• utilise
• utilise
• utilise
• utilise
• utilise
• utilize
• utilize
• utilize
• utilize
• utilize
• do
• exercise
• practice
• practise
• exercise
• exert
• habituate
• use