similar
adjective
marked by correspondence or resemblance
“similar food at similar prices”
“problems similar to mine”
Oppositesdissimilarhaving the same or similar characteristics
“all politicians are alike”
“they looked utterly alike”
resembling or similar; having the same or some of the same characteristics; often used in combination
“suits of like design”
“a limited circle of like minds”
Synonymslike(of words) expressing closely related meanings
capable of replacing or changing places with something else; permitting mutual substitution without loss of function or suitability
“interchangeable electric outlets”
“interchangeable parts”
Source: WordNet 3.1, Princeton University