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：rheum-, rheuma-, rheumato-, rheumat-

【来源及含义】Greek: flux, that which flows; a stream; discharge

【相关描述】Pertaining to rheumatism, a disease characterized by inflammation of the joints and muscles; originally, a disease characterized by a discharge of one or another of the body's "humors".

【同源单词】rheum, rheumapyra, rheumarthritis, rheumatic, rheumatism, rheumatist