(a.) Relating to friction; moved by friction; produced by friction; as, frictional electricity.

Discordia Eris abrading abrasion animosity antagonism antipathy argument attrition backlash bad blood belligerence bickering caressing chafing clash clashing collision competition conflict confutation contention contradiction contraposition contrariety contrariness controversy counteraction counterposition counterworking crankiness cross-purposes crotchetiness despitefulness disaccord disaffinity disagreement discord discordance discordancy disharmony dispute dissension dissent enmity erosion feeling fingering fractiousness fretting fricative frictional frottage grating handling hate hatred hostility ill feeling ill will incompatibility incompatibleness inharmoniousness inharmony inimicalness interference jangle jar kick malevolence malice malignity manipulation mischief negativeness nonconformity noncooperation obstinacy open conflict opposition opposure oppugnance oppugnancy palpation perverseness petting pressure quarrelsomeness reaction recalcitrance recoil refractoriness renitency repercussion repugnance resistance revolt rivalry rub rubbing scraping spite spitefulness strained relations strife stroking swimming upstream tension touching uncooperativeness unharmoniousness unpleasantness vying wrangling