| Relation Name/Additional Label | Expanded Form | Count |
| CHD/isa | has child relationship in a Metathesaurus source vocabulary /Is a | 62285 |
| PAR/inverse_isa | has parent relationship in a Metathesaurus source vocabulary /Inverse is a | 62285 |
| RB/inverse_isa | has a broader relationship/Inverse is a | 62279 |
| RN/isa | has a narrower relationship/Is a | 62279 |
| CHD/part_of | has child relationship in a Metathesaurus source vocabulary /Part of | 19436 |
| PAR/has_part | has parent relationship in a Metathesaurus source vocabulary /Has part | 19436 |
| RN/part_of | has a narrower relationship/Part of | 19424 |
| RB/has_part | has a broader relationship/Has part | 19424 |
| PAR/has_branch | has parent relationship in a Metathesaurus source vocabulary /Has branch | 5327 |
| CHD/branch_of | has child relationship in a Metathesaurus source vocabulary /Branch of | 5327 |
| RO/has_branch | has relationship other than synonymous, narrower, or broader/Has branch | 5065 |
| RO/branch_of | has relationship other than synonymous, narrower, or broader/Branch of | 5065 |
| PAR/has_tributary | has parent relationship in a Metathesaurus source vocabulary /Has tributary | 1659 |
| CHD/tributary_of | has child relationship in a Metathesaurus source vocabulary /Tributary of | 1659 |
| RO/tributary_of | has relationship other than synonymous, narrower, or broader/Tributary of | 1621 |
| RO/has_tributary | has relationship other than synonymous, narrower, or broader/Has tributary | 1621 |
