Delude is a related term of entertain.
In lang=en terms the difference between delude and entertain
is that
delude is to deceive into believing something which is false; to lead into error; to dupe while
entertain is to receive and take into consideration; to have a thought in mind.
In obsolete|lang=en terms the difference between delude and entertain
is that
delude is (obsolete) to frustrate or disappoint while
entertain is (obsolete) reception of a guest; welcome.
As verbs the difference between delude and entertain
is that
delude is to deceive into believing something which is false; to lead into error; to dupe while
entertain is to amuse (someone); to engage the attention of agreeably.
As a noun entertain is
(obsolete) ; pleasure.