词根：-test-

【词根含义】：证据,验证

【词根来源】：来源于拉丁语名词testis(目击,证人)和拉丁语动词testor, testari, testatus, sum(作证)。

【同源单词】：contest, contestant, protest, testify

前缀：pro-

【词根含义】：前;公开

【词根来源】：来源于希腊语和拉丁语pro。

【同源单词】：by-product, compromise, improvident, microprocessor, portrait

词根词缀：testi-, test-

【来源及含义】Latin: a witness, one who stands by; from testicle, one of the two oval male gonads supported in the scrotum by its tissues and suspended by the spermatic cord

【同源单词】Ab intestato, attest, attestable, attestant, attestation, attester