| noun | a request for information |
| verb | inquire about “I asked about their special today” |
| verb | have a wish or desire to know something “He wondered who had built this beautiful church” |
| verb | conduct an inquiry or investigation of “The district attorney's office investigated reports of possible irregularities” |
| adjective | given to inquiry “an inquiring mind” |
| question | verb | pose a series of questions to |
| inquire | verb | conduct an inquiry or investigation of |
| asker | noun | someone who asks a question |
| inquirer | noun | someone who asks a question |
| inquiry | noun | an instance of questioning |
| inquiring | noun | a request for information |
| enquirer | noun | someone who asks a question |
| enquiry | noun | an instance of questioning |
| wonder | noun | a state in which you want to learn more about something |
| wonderer | noun | someone who is curious about something |
| inquisitive | adjective | inquiring or appearing to inquire |
| investigative | adjective | designed to find information or ascertain facts |
| investigatory | adjective | designed to find information or ascertain facts |
| investigation | noun | an inquiry into unfamiliar or questionable activities |
| investigator | noun | a police officer who investigates crimes |
| investigating | noun | the work of inquiring into something thoroughly and systematically |