speculative vs theoretical

speculative and theoretical both are adjectives.

Word	Noun	Adjective	Verb	Adverb
speculative	No	Yes	No	No
theoretical	No	Yes	No	No

speculative (adjective)	theoretical (adjective)
showing curiosity	concerned primarily with theories or hypotheses rather than practical considerations
not based on fact or investigation	concerned with theories rather than their practical applications
not financially safe or secure