IPA: /ˈdʒɔɪnəbl/
KK: /ˈdʒɔɪnəbl/
Able to be connected or combined with something else.
The two sections of the puzzle are joinable, making it easy to complete.
Joinable → It is formed from "join" (from Old French *joindre*, meaning to connect or unite) and "-able" (meaning capable of). The word "joinable" means capable of being connected or united.
Think of the word 'join' which means to connect, and remember that 'joinable' refers to something that can be connected.