| explain(verb, support, back, sign, uphold) |
| fortify |
| give green light(verb, expression, idiom, support, back) |
| give high sign(verb, expression, idiom, support, back) |
| instance(verb, detail, record, list, count) |
| justify(verb, support, back, sign, explain) |
| make good(verb, expression, support, back, sign) |
| particularize(verb, tell, reveal, detail, record) |
| size up(verb, expression, phrasal verb, support, back) |
| specify(verb, tell, reveal, detail, record) |
| spell out(verb, expression, phrasal verb, tell, reveal) |
| strengthen |
| subscribe(verb, support, back, sign, uphold) |
| support(verb, back, sign, prove, verify) |
| underpin(verb, support, back, sign, uphold) |
| uphold(verb, support, back, sign, prove) |
| verify(verb, support, determine, back, explain) |
| vouch(verb, support, back, sign, uphold) |
| witness(verb, support, back, sign, uphold) |
| adduce |