「faith」の語源。 www.etymonline.com mid-13c., faith, feith, fei, fai "faithfulness to a trust or promise; loyalty to a person; honesty, truthfulness," from Anglo-French and Old French feid, foi "faith, belief, trust, confidence; pledge" (…

「decline」の語源。 www.etymonline.com late 14c., "to turn aside, deviate" (a sense now archaic), also "sink to a lower level," and, figuratively, "fall to an inferior or impaired condition," from Old French decliner "to sink, decline, deg…

「return」の語源。 early 14c., returnen, "to come back, come or go back to a former position" (intransitive), from Old French retorner, retourner "turn back, turn round, return" (Modern French retourner), from re- "back" (see re-) + torner…

「transaction」の語源。 mid-15c., "the adjustment of a dispute, a negotiated agreement, management or settlement of an affair," from Old French transaccion "exchange, transaction," from Late Latin transactionem (nominative transactio) "an …

「fence」の語源。 www.etymonline.com early 14c., "action of defending, resistance; means of protection, fortification," shortening of defens (see defense). The same pattern also yielded fend, fender; and obsolete fensive "defensive" (late …