词根词缀：foren-, fore-

【来源及含义】Latin: forensis of a forum, place of assembly; public, public speaking; foras, foranus, outside, residing outside, out of doors

【同源单词】affeer, afforest, agroforestry, coafforest, deforest, disafforest

词根词缀：-ics, -tics [-ac after i]

【来源及含义】Greek: a suffix that forms nouns and is usually used to form names of arts and sciences

【同源单词】acoustics, acoustoelectronics, acousto-optic, actinogenics, actinotherapeutics, actinotherapy