济 U+06d4e 济
Radical: 氵 (水)
Decomposition: ⿰氵齐
Acjk: 济⿰氵.3齐6
Definition: help, aid, relieve; ferry, cross
纳 U+07eb3 纳
Radical: 纟 (糸)
Decomposition: ⿰纟内
Acjk: 纳⿰纟.3内4
Definition: admit, take, receive, accept
区 U+0533a 区
Radical: 匸
Decomposition: ⿷匸乂
Acjk: 区⿷匸.:1乂2匸.:1
Definition: area, district, region, ward