HSK 5 HSK V4
Correct

中介

/ zhōngjiè / 
Strokes

Definition

to act as intermediary/to link/intermediate/inter-/agency/agent

Example

As an Adjective
intermediary
1
Zhōngjiè
中介
màoyì
贸易

intermediary trade

2
Zhōngjiè
中介
jīgòu
机构

intermediary; intermediary institution

As a Noun
intermediary; medium
3
Fángchǎn
房产
zhōngjiè
中介

real estate agency

As a Noun
mediation
4
Zhōngjiè
中介
liánxiǎng
联想

mediate association