expect vs theorize

expect and theorize both are verbs.

Word	Noun	Adjective	Verb	Adverb
expect	No	No	Yes	No
theorize	No	No	Yes	No

As verbs, theorize is a hyponym of expect; that is, theorize is a word with a more specific, narrower meaning than expect:

expect (verb)	theorize (verb)
be pregnant with	to believe especially on uncertain or tentative grounds
look forward to the birth of a child	form or construct theories
regard something as probable or likely	construct a theory about
look forward to the probable occurrence of
consider reasonable or due
consider obligatory; request and expect