noun
                                                the process whereby a person concentrates on some features of the environment to the (relative) exclusion of others
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                                                noun
                                                the act of being present (at a meeting or event etc.)
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                                                verb
                                                be present at (meetings, church services, university), etc.
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - She attends class regularly
- I rarely attend services at my church
- did you go to the meeting?
 
                                                                                        
                                                verb
                                                take charge of or deal with
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - Could you see about lunch?
- I must attend to this matter
- She took care of this business
 
                                                                                        
                                                verb
                                                to accompany as a circumstance or follow as a result
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - Menuhin's playing was attended by a 15-minute standing ovation
 
                                                                                        
                                                verb
                                                work for or be a servant to
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - May I serve you?
- She attends the old lady in the wheelchair
- Can you wait on our table, please?
- Is a salesperson assisting you?
- The minister served the King for many years
 
                                                                                        
                                                verb
                                                give heed (to)
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - The children in the audience attended the recital quietly
- She hung on his every word
- They attended to everything he said