関係
かんけい · kankei · JLPT N4 · noun
relation
🔗 関係 = barrier/gate (関) + tie/link (係): a link through the gate
関 is a gate or checkpoint that connects two sides; 係 means to tie or be in charge of. Things tied together across a gate are related. Sound hook: kankei is close to can-K — two parties who can be OK together have a relationship.