opa
/ˈopa/
adj
joint, shared, mutual (done or held by multiple entities together)
opalo
/oˈpalo/
noun
opal (gemstone)
opcio
/opˈt͡sio/
noun
option, choice, alternative
opera
/oˈpera/
adj
of or relating to opera
operacio
/operaˈt͡sio/
noun
  1. operation
  2. operation, surgery
operaciumo
/operat͡siˈumo/
noun
operating system
operejo
/opeˈrejo/
noun
opera house
opero
/oˈpero/
noun
opera (musical theater)
opilio
/opiˈlio/
noun
daddy longlegs, harvestman
opinii
/opiˈnii/
verb
to think, to have an opinion; to opine
opinio
/opiˈnio/
noun
opinion
opio
/oˈpio/
noun
opium
opiopapavo
/opiopaˈpavo/
noun
opium poppy
opipapavo
/opipaˈpavo/
noun
alternative spelling of opiopapavo
opo
/ˈopo/
noun
tuple
oponi
/oˈponi/
verb
oppose
oportuna
/oporˈtuna/
adj
opportune, convenient
opozicii
/opoziˈt͡sii/
verb
to oppose
opozicio
/opoziˈt͡sio/
noun
opposition, resistance
opoziciulo
/opozit͡siˈulo/
noun
opponent
optativo
/optaˈtivo/
noun
optative mood
optimismo
/optiˈmismo/
noun
optimism
optimisto
/optiˈmisto/
noun
optimist