'abnormally-associated' is a compound word formed from 'abnormal' and 'associated'. 'Abnormal' originates from Latin, specifically the word 'abnormis', where 'ab-' meant 'away from' and 'norma' meant 'rule'. 'Associated' comes from Latin 'associatus', the past participle of 'associare', meaning 'to unite with'.

'Abnormal' evolved from the Latin 'abnormis' through Old French 'abnormal', and 'associated' evolved from Latin 'associatus' through Old French 'associer'.

Initially, 'abnormal' meant 'away from the rule', and 'associated' meant 'to unite with'. The compound 'abnormally-associated' retains the core meanings of its components.