English word expected comes from English expect

Detailed word origin of expected

Dictionary entry	Language	Definition
expect	English (eng)	(continuous aspect only, of a woman or couple) To be pregnant, to consider a baby due.. (obsolete, intransitive) To wait; to stay.. (obsolete, transitive) To wait for; to await.. To consider obligatory or required.. To consider reasonably due.. To look for (mentally); to look forward to, as to something that is believed to be about to happen or come; to have a previous apprehension of, [...]
expected	English (eng)	Anticipated; thought to be about to arrive or occur.