1. to gradually introduce or impress (an idea, attitude, or value) into someone's mind
Usage: often followed by 'in' or 'into'; British spelling; American spelling is 'instill'
2. to pour in drop by drop or in small quantities
Usage: literal/physical sense; less common in modern usage

Examples

• Teachers instil a love of reading in their students.
• Parents work to instil good values into their children.
• The coach instilled confidence in the team before the match.
• Years of practice instil discipline and skill.
• The mentor instilled a sense of responsibility in her apprentices.
• The medicine was instilled into the patient's eye using a dropper.