词根词缀：-oid, -oidal, -oidism, -odic

【来源及含义】Greek: a suffix; like, resembling, similar to, form

【相关词根词缀】 Inter-related cross references, directly or indirectly, involving word units dealing with "form, shape, appearance": eido-; figur-; form-; icono-; ideo-; imag-; morpho-; typo-.

【同源单词】acanthoid, acanthozooid, acaroid, acidoid, acromegaloidism, acrostichoid

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