Enter, penetrate, pierce, probe are comparable when meaning to make way into something so as to reach or pass through the interior.
Enter vs Introduce vs Admit
Enter, introduce, admit are comparable when they mean to cause or permit to go in or get in.
Entangle vs Involve vs Enmesh
Entangle, involve, enmesh are comparable when meaning to catch or to hold as if in a net from which it is difficult to escape.
Ensure vs Insure vs Assure vs Secure
Ensure, insure, assure, secure are comparable because they all carry the underlying meaning to make a person or thing sure.
Enormity vs Enormousness
Enormity, enormousness both mean the state or the quality of being enormous but are rarely interchangeable in modern usage.
Enmity vs Hostility vs Antipathy vs Antagonism vs Animosity vs Rancor vs Animus
Enmity, hostility, antipathy, antagonism, animosity, rancor, animus mean intense deep-seated dislike or ill will or a manifestation of such a feeling.
Engagement vs Appointment vs Rendezvous vs Tryst vs Assignation vs Date
Engagement, appointment, rendezvous, tryst, assignation, date mean a promise or an agreement to be in an agreed place at a specified time, usually for a particular purpose.
Enforce vs Implement
Enforce, implement are comparable when they mean to put something into effect or operation.
Enemy vs Foe
Enemy, foe denote an individual or body of individuals that is hostile or that manifests hostility to another.
End vs Termination vs Ending vs Terminus
End, termination, ending, terminus are comparable when opposed to beginning or starting point and meaning the point or line beyond which a thing does not or cannot go (as in time or space or magnitude).
Encourage vs Inspirit vs Hearten vs Embolden vs Cheer vs Nerve vs Steel
Encourage, inspirit, hearten, embolden, cheer, nerve, steel mean to fill with courage or strength of purpose especially in preparation for a hard task or purpose.
Encounter vs Skirmish vs Brush
Encounter, skirmish, brush.