imaginary

US /ɪˈmædʒ.ə.ner.i/
UK /ɪˈmædʒ.ə.ner.i/
"imaginary" picture
1.

existing only in the imagination; not real

:
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Dragons are imaginary creatures.
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She created an imaginary friend to play with.
:
fictionalunrealmythicalfancifulchimerical