KEY: Preceptor.
SYN: Master, teacher, pedagogue, tutor, instructor, schoolmaster.
ANT: Pupil, learner, scholar, student.

• Incorporate, [See INTEGRATE]
• Incorrect, [See CORRECT]
• Incorrigible, [See CORRIGIBLE]
• Incorruptible, [See CORRUPT]
• Incrassate, [See THICKEN]
• Increase
• Increase_\v
• Incredible
• Incredulity, [See CREDULITY]
• Increment, [See AUGMENTATION]
• Incrust
• Inculcate
• Inculpate
• Incumbent
• Incur
• Incurable
• Incuriosity, [See CURIOSITY]
• Incursion
• Incurvation, [See ACCUMULATION]
• Indagation, [See EXAMINE]
• Indebted
• Indecent
• Indecision, [See DECISION]
• Indecisive, [See DECISION]
• Indecorum