Morpheme
Ment(o)r [Mentor, Mentr]
Type
free base
Denotation
wise adviser, sage counselor
Etymology
Ancient Greek Méntōr
Evidence
mentor, mentored, mentoress, mentoring, mentors, mentorship, mentress, mentrices, mentrix, unmentored
Notes
<r> does not double because the stress falls on the first syllable
